Index Diachronica: involving /u/

535 results from /u/   507 results to /u/   255 results with context involving /u/   

plain u[+short] u[-lonɡ] u3 u1 uː ú û ũ ũː ŭ u̯ ṵ

au aua eu iau iu iəu ou ua uai ue uei ui uiau uo uu uɑ uɔ uə uəi uɛ uɛi uɨ uɪ uʊ æu œu ɑu ɔu əu ɛau ɛou ɛu ɨu ɨəu ʉu ʌu

from /u/

535 matches

6 Afro-Asiatic6.1.1 Proto-Omotic to North Omoticu o → i e
u → uː / #S[+voice]_P[-voice]
6.2.2 Proto-Erythrean to Proto-North Erythrean{e,o} {i,u} → a ə
6.2.2.1.2 Proto-Boreafrasian to Egypto-Berberqu → w / _{f,s} (sporadic)
6.2.2.1.4 Proto-Boreafrasian to Proto-Semitic{i,u} → ə
6.2.2.1.6 Classical Arabic to Cypriot Arabicuː iː → oː eː / _ʕ
uː iː → oː eː / ʕ_
u → o / _{ʕ,ɣ,x,r}
u → o / {ʕ,ɣ,x,r}_
{u,a,i} → ∅ / _%, when stressed (short only)
uː iː → u i
6.2.2.1.7 Classical Arabic to Egyptian Arabici u → e o / only when short, ! _#
u → {o,u} / short only, _#
{i,u} → ∅ / VC_CV when unstressed (short only)
6.2.2.1.14 Classical Arabic to Moroccan Arabicu → ə / short only, except near “a labial or velar consonant”
{u,ə} → ∅ / ! C_C(C)#
u → ʊ / short only
aː iː uː → ɑː eː oː / near emphatics
6.2.2.1.16 Classical Arabic to Sudanese Arabicu(ː) → {ɵ,o}(ː)
6.2.2.1.18 Proto-Semitic to Biblical Hebrew— i iː u uː → eə iːə oə uːə / _R
— i u → e a / _R{$,#} (in verbs)
— i u → e o / _C{$,#} (in verbs)
— {o,u}(ː) → iː / _$%oː
— u → ə / _R if a backed allophone of ə in an adjacent syllable
— u → ə / R_ if a backed allophone of ə in an adjacent syllable
— u → ɔ / _C{$,#}
— u → ∅ / ! _Cː
8 Altaic8.1 Proto-Altaic to Proto-Japonicu → a / P_Ce
{a,e,o,æ} i u y ø → ə i ua {u,ə} {ə,u} / _Ce
e i {o,u} æ ø y → {ə,a} {i,ə} ə a {ə,u} {u,ə} / _Co
8.1.1 Early Middle Japanese to Modern Japaneseau iu uu eu ou → ɔː juː uː joː oː
8.3 Proto-Altaic to Proto-Mongolice o u æ ø y → {a,e} {o,u} {a,o,u a {a,o,u} {o,u,i} / _Ca
a e i o u æ ø y → {a,i} {e,ja} {e,i} {ø,y,o} {o,u,y} {i,a,e} {e,ø} {ø,y,o,u} / _Ce
a e u æ ø y → {a,e} {e,i} {y,ø} {i,e} {i,e,ø} {ø,y,o,u} / _Ci
a e {o,u} æ ø y → {a,o,u} {e,a} {o,u} {a,o,u} {e,i,u} {i,o,u,y,ø} / _Cu
8.4 Proto-Altaic to Proto-Tungusic{u,ø,y} æ → {o,u} ia / _Ca
{u,æ} ø → {o,u} i / _Co
{u,æ,y} ø → {o,u} ia / _Cu
8.5 Proto-Altaic to Proto-Turkica e i u æ ø y → a {a,ʌ,e} {ɯ,i} {u,o} {ia,ja,ɛ} {ia,ja} ɯ / _Ca
a {e,i} o u æ ø y → {ɛ,a} ɛ {ø,o} {y,u} {ia,ja,ɛ} {ia,ja} {y,ø} / _Ci
8.5.1 Proto-Turkic to Proto-Kypchak{e,æ}b ub → ew uw
8.5.1.2 Proto-Kypchak to Kyrgyz{u,ɯ}w {i,y}w aw {æ,e}w → uː yː oː øː
8.5.2 Proto-Turkic to Sakhaa{ɡ̌(ɯ),b} {o{ɡ̌,b},aɡ̌u} u{ɡ̌,b} → ɰa wo uː
10 Austronesian10.1.1 Proto-Malayo-Polynesian to Proto-Bali-Sasak-Sumbawaniw uj → {i,?} i / _#
10.1.1.3 Proto-Bali-Sasak-Sumbawan to Sumbawanu i → o e / sometimes
u → i / _{s,t,r,n,l} (blocked in Pusu)
10.1.2.4 Proto-Philippine to Ibanaguj → i
10.1.2.9 Proto-Philippine to Tagalogu → o / _#
uj iw → oj uj / _#
10.2.1 Proto-Malayo-Polynesian to Proto-Chamici iw u → ɔj ? ɔw / _#
10.2.2 Proto-Malayo-Polynesian to Chamorroi u → e o / _C{C,#}
i u → e o / CC# (sporadic)
uj → {i,u}
10.2.3 Proto-Malayo-Polynesian to Proto-Malayic{iw,uj} → i / _#
10.2.4.1 Proto-Malayo-Javanic to Javaneseiw uj → ju i / _#
10.2.4.2 Proto-Malayo-Polynesian to Madureseij uw → uj {uj,ój} / _#
10.2.4.3 Proto-Malayo-Javanic to Sundaneseiw uj → {ju,i} oj / _#
10.2.5 Proto-Malayo-Polynesian to Palauanaj aw uj → e o i
10.2.6.1 Proto-North Sarawak to Kiputai au → ai̯ au̯ / _#
ai au → ɛː ɔː / _…#
i u → əi̯ əu̯ / _#
u → əw / _V “(also cases of (C)u → w /__V)”
iu̯ → ui̯
i u → ɛ ɔ / _C# ! _P (sporadic)
i u → əi̯ əu̯ / _(ʔ)#
əi̯ əu̯ → ai̯ au̯ / ! O[+voiced] earlier in the word
{i,ɛ} {u,ɔ} → iə̯ uə̯ / _{k,ŋ}# “(and also sporadically before final *t and *n and some other consonants)
10.2.6.2 Proto-North Sarawak to Proto-Kenyahi u → e o / _h#
10.2.6.2.1 Proto-Kenyah to Òma Lónghu → o / _k#
u → o / _ŋ# “(sporadically failed to occur)”
u → ɯ / _(C)# ! _ʔ#
ai̯ au̯ → ɛ ɔ
{ui̯,iu̯} → e
i u → e o / _CV[+close-mid](C)# “(iə is treated as close mid for this change)”
i u → ɛ ɔ / _CV[+open-mid](C)#
i u → e o / _Cɯ#
i u → əj əw / _V(C)#
10.2.6.3 Proto-Malayic to Minangkabauu i → o e (sporadic)
— a u → e uj / _{t,s}#
— u i → uə iə / _{k,ŋ,h,l,r}#
10.3 Proto-Austronesian to Proto-Oceanice {uj,iw} → o i
10.3.2 Proto-Oceanic to Hiwu(C)V[+ high] u(C)e u(C)o u(C)a → {u,i}(C) u(C)ə e(C)ə {u,ɵ}(C)ə
u → ʉ / ! Cw_
10.3.3 Proto-Oceanic to Lemerig— uCV[- high] → oC
10.3.4 Proto-Oceanic to MwotlapuCi → iC (sporadic)
u a → ʊ ɛ / _CV[+ high]
10.3.5.1 Proto-New Caledonia to Caaàcu → i (typical)
u i → o e (not always)
10.3.5.4.1 Proto-Northern to Nixumwak-NêlêmwauCu → iCi
u i → o e / “in monosyllabic forms almost always”
10.3.5.5 Proto-New Caledonia to Nyelâyuu → i “often”
u i → o e (not always)
10.3.5.8 Proto-New Caledonia to Proto-Yunagau i → o e / in monosyllables
au ai → ɔ ɛ
10.3.8 Proto-Oceanic to Tolomakou → i (“sporadic”)
10.3.11.1 Proto-Southern Vanuatu to Anejomu → o
u → e / {θ,ɣ}_
u → e / _θ
ua → ou
au → {u,o} “sometimes”
10.3.11.2 Proto-Southern Vanuatu to Proto-Erromangou i → o e (sporadic)
10.3.11.2.2 Proto-Erromango to Urau → e / ɣ_# (? this change is a bit unclear)
10.3.11.3.1 Proto-Tanna to Kwamerau → {e,i} / _Cu
10.3.11.3.4 Proto-Tanna to Southwest Tannau → {e,i} / _Cu
10.3.12 Proto-Oceanic to Vera’aa(C)i a(C)u → {a,ɛ}(C) {ɔ,a,ɛ}(C)
uCV[+ high] → iC “sometimes”
uCV[- high] → uCʊ
10.4.1 Proto-Micronesian to Marshallese{i,u} {e,o} → ɨ ɜ
10.5 Proto-Austronesian to Proto-Ongan{qʷ,ku,qu} → kʷ (note that PAn might have had *qʷ *kʷ → q {k,w} instead; may be a change from POn-PAn, if it existed)
u a ə → {u,o} {a,e} e
14 Elamo-Dravidian14.2 Proto-Elamo-Dravidian to Achaemanid Elamite{i,e,u} → ∅ / #_{t,n}a
14.3.1 Standard Tamil to Colloquial Tamilavu aji → aw aj
i u → e o / _Ca
aː eː iː oː uː → a ɛ i o u / _#
um → ũ / _#
i u → ɨ ʉ / short only when unstressed ! in #U
15 Eskimo-Aleut15.1 Proto-Eskimo-Aleut to Proto-Aleutu → a / a_
15.2.5 Proto-Eskimo to Kuskokwim Yup’iki a u → ii aa uu / C_ in U[+open -initial -final] such that U[+open]_
u → ∅ / #_vV
15.2.6 Proto-Eskimo to Nunivak Yup’iki a u → ii aa uu / C_ in U[+open -initial -final] such that U[+open]_
u → ∅ / #_vV
15.2.7 Proto-Eskimo to Siberian Yup’iku → a / a_
u → ∅ / #_vV
15.2.8 Proto-Eskimo to Unaaliq Yup’iki a u → ii aa uu / C_ in U[+open -initial -final] such that U[+open]_
u → ∅ / #_vV
17 Indo-European17.1.1 Proto-Indo-European to Gheg Albanianu̯ → v
eː iː oː uː → o i e {y,i}
17.1.2 Proto-Indo-European to Tosk Albanianu̯ → v
eː iː oː uː → o i e {y,i}
17.2 Proto-Indo-European to Common Anatolianei eu → ɛː uː
17.2.4 Common Anatolian to Lydianj u → ð w / #_
17.3.1 Proto-Indo-European to Artsakh Armenian{e,i}ː {u,o}ː → i u
{i,u} → ə / in some unstressed syllables
17.3.2 Proto-Indo-European to Erevan Armenian{e,i}ː {u,o}ː → i u
{i,u} → ə / in some unstressed syllables
17.3.3 Proto-Indo-European to Istanbul Armenian{e,i}ː {u,o}ː → i u
{i,u} → ə / in some unstressed syllables
17.3.4 Proto-Indo-European to Kharpert Armenian{e,i}ː {u,o}ː → i u
{i,u} → ə / in some unstressed syllables
17.3.5 Proto-Indo-European to Sebastia Armenian{e,i}ː {u,o}ː → i u
{i,u} → ə / in some unstressed syllables
17.3.6 Proto-Indo-European to Southeast Armenian{e,i}ː {u,o}ː → i u
{i,u} → ə / in some unstressed syllables
17.3.7 Proto-Indo-European to Southwest Armenian{e,i}ː {u,o}ː → i u
{i,u} → ə / in some unstressed syllables
17.4.1 Proto-Indo-European to Avestanu̯ → v
17.5 Proto-Indo-European to Proto-Celtic— u → o / _wO
17.5.1 Proto-Indo-European to Old Irish— i u → e o / _C(…C){a(ː),e(ː),o(ː)}
{au,eu,ou} → oː
17.5.2 Proto-Celtic to Middle Welsh{au,eu,ou} → ∅
uː {oi,ɔː} → yː uː
i u → e o / _Ca
17.7 Proto-Indo-European to Common Germanic{i,j} {u,w} → j w / V[+short]C_
{i,j} {u,w} → ij uw
eu ou → iu au
17.7.1 Common Germanic to Gothic— u → ɔ / _{r,h} (unless this r “arose from older s by assimilation”)
17.7.2 Common Germanic to West Germanici u → e o / _%{a,o}
17.7.2.1 West Germanic to Anglo-Frisianæu → au (æ → a / _B in general?)
ai au eu → {eː,aː} aː ia
ia iu → jaː juː
{i,u} → ∅ / -# ! VC_
17.7.2.1.1 Anglo-Frisian to Old English{i,u} → ∅/ _# ! V[-long]C_#
17.7.2.1.5 Early Modern English to American Englishi u e → ɪ ʊ ɛ / _ɹ
17.7.2.1.6 Early Modern English to Australian Englishɜːɹ ɑːɹ ɔːɹ eːɹ oːɹ iːɹ uːɹ → ɜː ɑː ɔː ɛə ɔə ɪə ʊə / syllable-finally
uː → ʊə → uː / _ɫ ! in Queensland and New South Wales
uː → ʊʉ → ʉː / else
17.7.2.1.7 Early Modern English to British Englishɜːɹ ɑːɹ ɔːɹ eːɹ oːɹ iːɹ uːɹ → ɜː ɑː ɔː ɛə ɔə ɪə ʊə / syllable-finally
17.7.2.1.9 Early Northern Middle English to Scotsol al → ou ɑː → ʌu {ɑ,ɔ}
— uː → ʌu / when-stem final, in northern varieties
— ai oi ui ei au ou iu ɛ(o)u → eː oe əi iː {ɑː,ɔː} ʌu ju j(ʌ)u
— iː eː ɛː aː oː uː {øː,yː} → əi i {i,e} e o u ø
— a ɔ u → {a,ɑ} ɔ ʌ
17.7.2.1.10 Old English to Scotsu → ʊ → ɵ → ʌ
uː → u
{ɔu,ɑu} → ɑ
u → ʏ
17.7.2.2 West Germanic to Old Low Franconianai au → eː oː
ai u → ei ʏ / _(C…){i(ː),j} (short only; in the case of [ʏ] at least this was not yet phonemic)
uː → ʉw / _V (probably, in most areas)
uː → ʊw / _V (probably, in areas that did not undergo the above change, such as Limburg)
uː → ʉː (probably, in areas with uː → ʉw / _V)
ei ou → eː oː (except in southeastern dialects; *ei as a result of the umlaut of *ai was not affected)
17.7.2.2.1 Old Low Franconian to Middle Dutchuː → yː
iu → ju / #_ (in some northern dialects)
iu → {yː,io} (outcome varies depending upon dialect; the former seems more typical)
{ie,ia,io} uo → iə uə
{uː,uw} u → ɔw o (except in the southeast)
17.7.2.2.2 Middle Dutch to Modern Dutchuː → ʌu (? conjectured based on the above diphthongization and on developments in Polder Dutch vowels)
17.7.2.2.3 Modern Dutch to Polder Dutch Vowel Shiftɛi œy ʌu → ai ay au
17.7.2.2.4 Belgian and Netherlandish Dutch Monophthongizationɛi œy ɔu → ɛː œː ɔː
17.7.2.3 Middle High German to Standard Germanuː yː iː → ou øy ei, except in certain unstressed endings and monosyllables, _C{C,V,#} (“especially before /xt/”), and Low German borrowings
uə yə iə → uː yː iː
ou øy ei → au oy ai
u y → o ø / _N (with some occasional exceptions)
17.7.2.4 High German Cosonant Shift and Umlauta u o → e y ø / _(C…){i(ː),j}
17.7.2.5 West Germanic to Old Low Germanai au → eː oː
17.7.3 Common Germanic to Proto-NorseEβu Eβo → juː joː
aβ{u,o} → au
(w)u(ː) i(ː) → (w)o(ː) e(ː) / _(C)(C)a ! CC = NC or one C = {ʀ,j}
iu → yː
{æ,e}ːuː {æ,e}ːiː → eu ai
w{o,u}ːwuː j{e,i}ːjiː → uː iː
o(u) {ɔ,ɑ,au,ai,æ} {ja,jE,æ(i),e(i),y} → u a i
17.7.3.1 Proto-Norse to Old Norseu {o,ɒ} a au juː → y ø æ y yː / _(C)(C)(C)j
{(j)u,we}ː {o,ɒ}ː aː au → yː øː æː æy
u {o,ɒ} a → y ø æ / _(C)(C)(C)i
u {o,ɒ} a au juː → y ø æ æy yː / _(C)(C)(C)i
u → o / _m#
u → ∅ / _({ʀ,s,t,θ})#
ɒːh{u,a} aːh{u,a} → ɒː aː
u → o / _m#
{u,we,wi} {o,ɒ} a au juː → y ø æ æy yː / _(C)(C)(C)i
au {ai,ey,ei} æ{y,i} øy Vː → o e æ ø V / #(C)(C)(C)_CC
u {o,ɒ} a au juː → y ø æ æy yː / _(C)(C)(C)j
u {o,ɒ} a au juː → y ø æ æy yː / #(C)(C)_ʀ
{æ,e}i ai au w{ɪ,i} wy wV iu Vː → eː aː oː weː woː wVː eː oː V
Eː{u,o}ː Eːaː → joː jaː / {v,w}_
uN yN iN VN → o øː eː Vː / _{s,f}
au → ɒ / j_
17.7.3.1.1 Old Norse to Early Icelandicu o a ø y e i → uː oː aː øi yː ei iː / _{ɲc,ɲɟ,ŋk,ŋɡ}
u o a øː eː y i → ʏɪ oi ai øi ei yː iː / _j
u oː aː ʏɪ {y,i} {y,i}ː æː eː ey → ʏ ou au ai y ɪ i je ei
17.7.3.1.2 Old Norse to Orkney Nornu a e eː → ʌ ɑ ɪ ɛ / _Cː
u → ø / _l(ː)
u → ʌ / _C{ː,CC}
uː → øː / _CC
au → (ɔ)u
17.7.3.1.3 Old Norse to Shetland Norn{u,o}(ː) a aː {ɒ,œ,y} e i(ː) → {o,ɔ}(i) æ(i) {ɔ,ɒ}(i) {o,ɔ}(i) {æ,e} / _{Ḱ,Cʲ}
u → {o,ɒ} / _CC
uː → {u,o,ɒ,ø} (conditioning unclear; it seems the presence of a velar consonant may have helped to retain the quality of /u/)
{ɒ,ey} j{u,o,a}ː yː → o ø u / Ḱ_
j{u,o,a}ː → ø
au → {o,ɔ,ɒ} / j_
au → j{o,ɔ}
17.8.2 Proto-Indo-European to Attic Greeku(ː)(j) → y(ː)(j)
ɑu ɛu eu → ɑv ɛv ev
17.8.8 Proto-Indo-European to Ionic Greeku(ː)(j) → y(ː)(j)
17.9 Proto-Indo-European to Hittite{uː,eu,au} → u
17.10.1 Proto-Indo-Iranian to Proto-Indo-Aryanuʐ aʐ iʐ → uː əː iː
17.10.1.1 Proto-Indo-Aryan to Central Middle Indo-Aryana{i,j}(a) a{u,w}(a) → e o
17.10.1.2 Proto-Indo-Aryan to Eastern Middle Indo-Aryana{i,j}(a) a{u,w}(a) → e o
17.10.1.3 Proto-Indo-Aryan to Northwestern Middle Indo-Aryana{i,j}(a) a{u,w}(a) → e o
17.10.1.4 Proto-Indo-Aryan to Western Middle Indo-Aryana{i,j}(a) a{u,w}(a) → e o
17.10.1.5.1 Vedic Sanskrit to Classical Sanskritau aːu ai aːi → au oː ai eː / ! _V
17.11 Proto-Indo-European to Proto-Slavici u → ь ъj
iː uː → i ɨ
u → ь / j_
{a(ː)u,o(ː)u} e(ː)u → u ju
{e(ː),i(ː)} {a(ː),o(ː),u(ː)} → ẽ õ / _N$
17.11.1 Proto-Slavic to Polisha ɛ i ɔ u ɨ ã → aː ɛː iː ɔː uː ɨː ãː / _{C/U}[+voiced][lost yer] (i.e., a voiced consonant or a cluster with one)
{ɛ(ː)jɛ,ьjɛ,ɔjɛ,ujɛ,ɨjɛ} → ɛː
i u → u i / {lʲ,j}_ (sporadic)
iː uː ɨː → i u ɨ
u → ɔ (rare, sporadic)
17.12 Proto-Indo-European to Proto-Italiceu → ou
17.12.1.1 Proto-Indo-European to Latin{ew,ow} → ou → uː
ei oi ou → iː eː uː / %(C)(C)_ when unstressed
17.12.1.1.1 Classical Latin vs. Vulgar Latin{u,oː} → o
uː → u
“In contrast, Romanian exhibits u, uː → u (and ultimately also ɔ, oː → o); and Sardinian and African Latin underwent a straight merger of the vowels by length without considering quality (e, eː → e; i, iː → i; u, uː → u; etc.)”
17.12.1.1.2 Latin to Catalanu → w → ∅ / (“when in unstressed penult or between first and tonic syllables; irregular”)
uː → u / stressed
uː → u / _%”V
au → a / _%”u
{u,oː} o → o ɔ / stressed
{u,o(ː)} → u / _%”V in East Catalan
{u,o(ː)} → o / _%”V else
u → w / ”ɛ_#
ae au → e ɔ / stressed
ae au → e o / _%”V
{u(ː),o(ː)} → ∅ / _#
17.12.1.1.3 Latin to French— u → ∅ / CC_V
— u → ó / !_iː
— uː → u
— {o(ː),u} → o
— u(ː) → o / except _V (?)
ò → uo → uɛ / in U[+open] ! _N
(ɛ)au → ɔ
ó → ou → ɛu / in U[+open]
uɛ → ɛu
ou ɛu u uɛi → u œ y yi
17.12.1.1.4 Vulgar Latin to Italianau → u / #_ (sporadically, e.g. audire → udire)
au → o
17.12.1.1.5 Latin to Portugueseu → w / _V (between first and stressed syllables)
au → a / _%”u
au → o
uː → u
uiː → ui / _#
{u,oː} o → o ɔ / stressed
{u,o(ː)} → o / _%”V
{u(ː),o(ː)} → o → u / _#
{olt,okt} → ujt → ut
17.12.1.1.6 Vulgar Latin to Old Provençal— ju → jeu
— u → y
— u → o
— au → a / _(C…)u
— e u → e o / _nt#
pw → upw → up → ub
l{tj,tʃj} ldʒ → lts ldz → uts udz → us uz
βtʃ → u{ts,dz} → u{s,z}
17.12.1.1.7 Vulgar Latin to Rhaeto-Romanceuː → y (→ i in most descendants, with the exception of Engadine)
17.12.1.1.8 Latin to Romanianu → ∅ / CC_V
— iː o(ː) u(ː) → i o u
— {o(ː),u} → o
— {o(ː),uː} → o
— u → o / ! V_
u → ∅ / o_e
u → ∅ / ! {OL,”V}_#
17.12.1.1.9 Latin to Sardinianau ai → o e
17.12.1.1.10 Vulgar Latin to Spanish— ɛ ɔ u → e o u / _(C)j
i u → e o / _(C)#
17.12.2 Proto-Italic to Proto-Sibellianeu → ou
17.13 Proto-Indo-European to Proto-Tocharianu → wə / #_
u → {ə,u}
uh1 u{h2,h3} → uː → wə wɨ
17.13.1 Proto-Tocharian to Tocharian A{a,ɛ}u əw → o u
17.13.2 Proto-Tocharian to Tocharian B{a,ɛ}u əw → au u
18 Je-Tupı́-Carib18.3.1 Proto-Tuparí to Makurápu → o / _{p,b}i
18.3.3 Proto-Tuparí to Tuparíu → o / _{p,b}i
18.3.4 Proto-Tuparí to Wayoróu → ɨ / _{p,b}i
18.4.1 Proto-Tupí-Guaraní to Akwárau → ∅ / k_w
{ẽ,ı̃} ɨ̃ {u,ũ,õ} → i ɨ o
18.4.2 Proto-Tupí-Guaraní to Cocamau → ũ (? possibly backwards?)
iʔ uʔ → j w / C_V
18.4.3 Proto-Tupí-Guaraní to Guajajarau → ∅ / k_w
ã ẽ ı̃ ɨ̃ {õ,ũ} → ə e i ɨ o
18.4.4 Proto-Tupí-Guaraní to Guaraníu → ∅ / k_w
18.4.5 Proto-Tupí-Guaraní to GuarayoaN eN iN ɨN uN → ã ẽ ı̃ ɨ̃ ũ / _#
18.4.6 Proto-Tupí-Guaraní to Kamayuráu → õ (? possibly backwards?)
18.4.7 Proto-Tupí-Guaraní to Parintintínu → ∅ / k_w
ẽ ı̃ ũ → {ẽ,e} {ı̃,i} {ũ,õ}
18.4.8 Proto-Tupí-Guaraní to Sirionóu → ∅ / k_w
o u → {u,o} {u,o,i}
aN eN iN ɨN uN → ã ẽ ı̃ {ɨ̃,ĩ} õ / _#
{ɨ̃,õ} ũ → {õ,ẽ} õ
18.4.10 Proto-Tupí-Guaraní to Urubuu → ∅ / k_w
u → o / ! o(C…)_(C…)#
aN iN uN → {aN,ã} ı̃ {uN,ũ} / _#
20 Khoisan20.2.1 Proto-Kx’a to ǂHoanu → ∅ / o_
20.2.2 Proto-Kx’a to Northwestern !Xunui → o (?)
u → ∅ / _o
20.2.3 Proto-Kx’a to Southeastern !Xunui → o (?)
u → ∅ / _o
21 Lakes Plain21.1 Proto-Lakes Plain to Proto-Far Westku →∅ / #_
21.2.1 Proto-Tariku to Proto-Central Tarikuku → b
iC uC → î û / _{C,#}
21.2.1.2 Proto-Central Tariku to Iauau → ɔ
21.2.2.1 Proto-East Tariku to BiritaiiC uC → î û / _{C,#}
ku → b
21.2.2.2 Proto-East Tariku to DoutaiiC uC → î û / _{C,#}
21.2.2.3 Proto-East Tariku to EritaiiC uC → î û / _{C,#}
21.2.2.4 Proto-East Tariku to KaiiC uC → î û / _{C,#}
21.2.2.5 Proto-East Tariku to ObokuitaiiC uC → î û / _{C,#}
21.2.2.6 Proto-East Tariku to SikaritaiiC uC → î û / _{C,#}
21.2.2.7 Proto-East Tariku to WaritaiiC uC → î û / _{C,#}
21.2.3 Proto-Tariku to Proto-West TarikuiC uC → î û / _{C,#}
23 Macro-Chibchan23.1.1.1.2 Proto-Chibchan to Chibchau → o / _Ca
u → ∅ / _a
23.1.1.1.3 Proto-Chibchan to Kogiu → w / _a
23.1.1.1.5 Proto-Chibchan to Motilónu → ∅ / a_
u → ∅ / _a
{ue,aja} → ə
{u,i} → ∅ / C”V(C)_
24 Macro-Pama-Nyungan24.1.1 Proto-Paman to AritinŋitiÉ£u[-long]C → Cw / #_
u i → w j / a_ when this a is a result of metathesis (?)
24.1.2 Proto-Paman to AwŋtimiC aC uC → Cj Ca Cw / #_ ! before an identical vowel
u i → w j / a_ when this a is a result of the preceding metathesis
24.1.4 Proto-Paman to Mbiywomu[-long]C → Cw / #_
u i → w j / a_ when this a is a result of metathesis (?)
29 Na-Dene29.1.1.1.2 Proto-Athabaskan to Babineu ɑ ʊ → {o,u} ə u
29.1.1.1.6 Proto-Athabaskan to Dakelhu {ɑ,ʊ} → {o,u} ə
29.1.1.1.7 Proto-Athabaskan to Deg Hit’ane u a {ɑ,ʊ} → a i u ə
29.1.1.1.8 Proto-Athabaskan to Dena’inae a u {ə,ʊ} → a u i ə
29.1.1.1.9 Proto-Athabaskan to Dogribɑ ə ʊ u → a e o i
29.1.1.1.10 Proto-Athabaskan to Easter Gwich’ina u {ɑ,ə} ʊ → {i,e} ju a o
29.1.1.1.12 Proto-Athabaskan to Holikachuki e a u {ɑ,ʊ} → e a ɔ o ŭ
29.1.1.1.39 Proto-Athabaskan to Upper Tanana{a,ɑ} e i u ʊ → e(a) {i,ea} ju {a,ɨ} o
30 Niger-Congo30.1 Proto-Potou-Akanic-Bantu to Proto-Bantuu ũ → i ı̃ / #R[-labial]_
30.1.1.1 Proto-Bantu to Sebirwai u VS → j w A / _V[+high +ATR]
30.1.2 Pre-Proto-Bantu to Proto-Manenguba{u,o} {ɛ,e,i} → w j / C_a in noun roots
{u,o} {ɛ,e,i} → w j / C_(a) in verb roots
{u,o} {ɛ,e,i} → w j / C_$V in noun class prefixes
31 Nyulnyulan31.1 Proto-Nyulnyulan to Bardiawu → o
u → i / _j
ubu aba → uː aː / when stressed
aɡu → o
32 Oto-Manguean32.2 Proto-Oto-Manguean to Tlapanec{iHn,eHn,aHn} uHn → ã ũ
33 Penutian33.3.1 Proto-Yokuts to General Yokutsiː ɨː uː → eː əː oː (this change sometimes did not occur)
33.3.3 Proto-Yokuts to Palewyami{u,a} → e / _CVC#, when stressed (short only)
34 Quechumaran34.4 Proto-Quechumaran to Huarásaw aj {uj,ij} → uː eː iː
35 Salishan35.1.2 Proto-Central Salish to Chilliwack Halkomelemu3 {u1,a1} a3 i1 → a3 ə1 ɛ3 {i1,ə1}
{u3~ə3} → {o3,ə3,a3}
35.1.3 Proto-Central Salish to Cowichan Halkomelema3 u3 {a1,u1} i1 → ɛ3 a3 ə1 {i1,ə1}
35.1.4 Proto-Central Salish to Musqueam Halkomelemu3 {u1,a1} a3 i1 → a3 ə1 ɛ3 {i1,ə1}
{u3~ə3} → ə3
35.1.5 Proto-Central Salish to Klallamu1 → ə1
{u3~ə3} → ə3
35.1.6 Proto-Central Salish to Lushootseed{u3~ə3} → a3
35.1.7 Proto-Central Salish to Nooksacka1 u3 u1 i1 → æ2 o3 o1 i2
{u3~ə3} → o3
35.1.8 Proto-Central Salish to Lummi Northern Straitsu3 u1 → o3 ə1
{u3~ə3} → ə1
35.1.9 Proto-Central Salish to Saanich Northern Straitsu3 u1 → a3 ə1
35.1.10 Proto-Central Salish to Songish Northern Straitsu3 u1 → a3 ə1
{u3~ə3} → ə3
35.1.11 Proto-Central Salish to Sooke Northern Straitsu3 u1 → a3 ə1
{u3~ə3} → ə3
35.1.13 Proto-Central Salish to Sechelt{u3~ə3} → u3
35.1.14 Proto-Central Salish to Sqamishu1 → {u1,ə1}
{u3~ə3} → ə3
35.1.15 Proto-Central Salish to Twanau3 u1 → o3 ə1
36 Sino-Tibetan36.2 Sin Sukchu to Guānhuàuj → (ɣ)u
uʔ → oʔ (occasionally → uɛʔ?)
uj → u(ɛ)i / m_
uj → uɛi / {P,C[+guttural],∅}_
uj → ui / {C[+dental],C[+sibilant]}_
ujʔ → uɛʔ (dialectally → uɔʔ?)
un → uɛn / ! {C[+dental],C[+sibilant]}_
uɛn → ɛn / ʋ_
uŋ → oŋ (in one source?)
juŋ → iuŋ / _{∅,x,ʋ,ʔ}
juŋ → iuŋ / _ɡ[+píng tone]
juŋ → uŋ (→ oŋ dialectally?)
jujŋ ujŋ → iuŋ uŋ
36.3.1.1 Proto-Naish to Lazea u i iN → e y ɯ i / T_%
u o → v̩ u
36.3.1.2 Proto-Naish to Mosuo (Na){iN,u} i → i ɯ / T_
u o → v̩ u
36.3.1.3 Proto-Naish to Naxiu → ɚ / Pr_%
u o → v̩ u
36.3.2.1 Proto-rGyalrongic to bTshan Lau → a / _k
u → i / _{r,s}
36.3.2.1.1 Proto-rGyalrongic to Chos Kiaut uk → ud oɡ
uj → ui
36.3.2.2 Proto-rGyalrongic to Japhugu o → ɯ u / _#
36.3.2.2.1 Proto-rGyalrongic to Kham Tou → o / _k
uj → os
36.3.2.2.2 Proto-rGyalrongic to lCog Rtseuŋ → ak
36.3.2.2.3 Proto-rGyalrongic to Patiuk → o
36.3.2.2.4 Proto-rGyalrongic to Suo Mou → o / _p
36.3.2.2.5 Proto-rGyalrongic to Trungun → ial
36.3.2.2.6 Proto-rGyalrongic to Tsa Ku Naout u{k,n} ur → ud uo uɛ
uj → ue
36.3.2.2.7 Proto-rGyalrongic to Tzu Tauk uŋ → {u,o} e
36.3.2.2.8 Proto-rGyalrongic to Wassuuk → o
37 Siouan-Iroquoian37.1.2 Proto-Iroquoian to Proto-Northern Iroquoiano(ː) u(ː) → a(ː) o(ː)
37.2.5 Proto-Siouan to Proto-Crow-Hidatsaã ı̃ ũ → a i u
37.2.6 Proto-Siouan to Proto-Dhegihau → i / in ”U (sporadic)
37.2.6.1 Proto-Dhegiha to Kansaũ → aN / stressed
37.2.6.2 Proto-Dhegiha to Omaha-Poncaũ → ã / stressed
37.2.6.4 Proto-Dhegiha to Quapawũ → ã / stressed (*)
38 Tai-Kadai38.1.1.3.1 Central Tai to Lungchowuə → ŭ
u̯ɨ u̯o → {ɨ,ə} u
uo ɨ̯u → u(ː) u / _C%
ɨ̯u → uː
o {u̯ɔ,ɨɔ,ɔ} → u oː
uɔ ɨ̯ɔ → oː ɨ
{uɨ̯,ua̯,ue̯} → uː
u̯əi uəi uai i̯əu iau → oːi uːi uːiau oːu
u̯əi → oːi
eu → uː
i̯əu → au
{uəi,uai} iau → uːi eːu
38.1.1.3.5 Central Tai to T’ien-Paoi iː u → ə ei oʊ̯
38.1.1.4 Proto-Tai to North Taiuo → ɔː
{ɨ̯u,i̯ɛ} → ɨə̯~ɨa̯ / _%
u̯o i̯o → u o
{u̯ɔ,u̯a} → ua~uə
uo → uu → u / _%
uɨ̯ ua̯ → ɨə uɔ̯ → ɨː ɔː
38.1.1.4.2 North Tai to Po-Aiuə → ŭ
u̯ɨ → ɔ / m_
u̯ɨ → ɨ
ua~uə → uː
ua~u@̯ → uː
ue̯ → u / _C%
ue̯ → uː
u̯əi ɔi → (w)iː oːi
{ou,oɨ} → oː
i̯əu → uː
uəi uai iau → iː oːi eːu
38.1.1.4.3 North Tai to Wu-Mingu → aʊ̯
38.1.1.5.2 Southwest Tai to Lü{uɨ̯,ua̯,ue̯} {ɨa̯,ɨe̯} ie̯ → o ə e
38.1.1.5.3 Southwest Tai to Shan{uɨ̯,ua̯,ue̯} {ɨa̯,ɨe̯} ie̯ → o ə e
38.1.1.5.4 Southwest Tai to Siameseu{o,ə} ɨu → uː ɨː
{u̯o,u̯ɨ} u̯ɔ → o ɔː
u̯a → aː
ɨ̯u i̯o → uː u
{u̯əi,ɔi} → ɔːi
eu → uː
ɨ̯əu au → au aːu
uəi → uai
38.1.1.5.6 Southwest Tai to White Tai{uɨ̯,ua̯,ue̯} {ɨa̯,ɨe̯} ie̯ → o ə e
41 Trans-New Guinea41.1 Proto-Trans New Guinea to Apalɨe u i → a {u,ɨ} {i,ɨ}
41.4 Proto-Trans New Guinea to Kaetiu a → {u,o,y} {a,o}
41.7 Proto-Trans New Guinea to Kâteu a → {u,ɔ} {ɔ,a}
41.8 Proto-Trans New Guinea to Kiwaiu i → {u,o} {i,e}
41.9 Proto-Trans New Guinea to Selepetu o a e → {u,ɔ} {o,ɔ} {a,ɔ} {e,o}
42 Uralic42.1.1 Pre-Finnic to Proto-Finnicixi uxu → øː oː
uwa → oː (*)
uw ij → ow ej / _C
42.1.1.1.2 Standard Finnish to Modern Standard Finnishie yɤ uo → iː yː uː / _A
42.1.2 Proto-Finnic to Livonianɑː au → ɔː ɔu (though sometimes ɑː develops, apparently at least partially due to metathesis?)
43 Uto-Aztecan43.4 Proto-Uto-Aztecan to Nahuatlɨ u → e {i,e} “(all */u/ affected, but conditions for when it became /i/ or /e/ are not known)”
43.5.1.1 Proto-Mono-Kawaiisu to KawaiisuuV Vː → uː Vː (not sure if this occurs before or after the previous change)
43.5.1.2 Proto-Mono-Kawaiisu to MonouV → u(i)
44 Vasconic44.2 Proto-Basque to Basqueu ũ → y ỹ / _r(p(ʰ),β,k(ʰ),ɣ,l,s̺,s̻,ʃ,h) (Souletin)
u ũ → y ỹ / _{s̻,ts̺,ts̻} (but not _s̺) (Souletin)
u i → o e / _r{C,#}
u {o,e} → ∅ a / _#, in disyllables (eastern dialects)
hu hi → ʊ ɪ / {o,e}_ (also happened with /a/ sometimes, but usually such sequences just dropped one vowel)
45 Yuman-Cochimı́45.1.3 Proto-Pai to Tipaiu → o / _K
46 Vowel Shifts46.2 California Vowel Shift (English)u → {iʊ̯,ʉ,ɯ}
46.3 Belgian and Netherlandish Dutch Monophthongizationɛi œy ɔu → ɛː œː ɔː
46.4 Polder Dutch Vowel Shiftɛi œy ʌu → ai ay au
46.5 Old English-to-Scots Vowel Shiftsuː → ʌu / when-stem final, in northern varieties
ai oi ui ei au ou iu ɛ(o)u → eː oe əi iː {ɑː,ɔː} ʌu ju j(ʌ)u
iː eː ɛː aː oː uː {øː,yː} → əi i {i,e} e o u ø
a ɔ u → {a,ɑ} ɔ ʌ
46.7 Great Vowel Shift (English)iː uː → əj əw → ɑj ɑw
46.8 Greek Vowel Shiftu(ː) → y(ː)
ɛu au → ɛv av
46.10 Late Proto-Finnic to Savonian Vowel Shiftɑu ou → ɑː oː
eu → eo
46.11 Middle Chinese to Cantonese Vowel Shift (“The Inner-Outer Flip”)uə yə → ɔ œ / _{n,t}
iəu → au
46.13 Old Norse to Faroese Vowel Shiftu → uː / short: ʊ / unstressed: {o,ɔ}
uː → ʉu / ʏ
46.14 Pre-Slavic Vowel Changesu → ŭ [ɤ?] → {e,o,ɤ,a} (strong)/∅ (weak) “in modern languages”
uː → ɨ
46.15 Proto-Japanese to Old Japanese Vowel Shift{u,ɨ}i {,a,i {ɨi,i{a,ə}} u{ɨ,a,ə} → wi e je wo
46.16 Development of Proto-Lolo-Burmese -i(C)# and -u(C)# to Lahu-u -up -ut -uk -um -un -uŋ → -u -ɔʔ -əʔ -uʔ -ɔ -ə -ɛ
46.17 Proto-Maidun to Nisenian Vowel Shiftu i e a → y e a o
46.19 Southern [United States] Shift (English)uʊ oʊ → ʉʊ̈ əʊ̈ (a bit of a guesstimate based upon the prose description in the article and the mean-formant-value chart cited from Labov, Ash & Bobert (2006))
47 Most-Wanted Sound Changes47.3 List 3: Vowelsi u → s̩ f̩ (Ōgami) (http://amritas.com/101023.htm#10192359)

to /u/

507 matches

6 Afro-Asiatic6.1.1 Proto-Omotic to North Omotice o → i u / #C_P
e o → i u / #(ʔ)_C
e o → i u / #{k(ʼ),x}_{t(ʼ),tsʼ}
e o → i u / #(ʔ)_C$
e o → i u / #P_{tsʼ,tʃʼ}
u → uː / #S[+voice]_P[-voice]
6.2.2 Proto-Erythrean to Proto-North Erythreaneː oː → i u
6.2.2.1.6 Classical Arabic to Cypriot Arabicuː iː → u i
a → {u,o} / P_
a → {u,o} / _P
6.2.2.1.7 Classical Arabic to Egyptian Arabicu → {o,u} / short only, _#
6.2.2.1.10 Classical Arabic to Hassāniyya Arabic— j w → i u / #_CV
— j w → iː uː / #_CC
6.2.2.1.17 Classical Arabic to Tunisian Arabicaj aw → {aj,eː,iː aw,oː,uː}
6.2.2.1.18 Proto-Semitic to Biblical Hebrew— i iː u uː → eə iːə oə uːə / _R
— oː → uː
7 Algonquian7.3.1 Proto-Arapaho-Atsina to Arapahoi(ː) → u(ː) / o(ː)(C[-dental])(C[-dental])_
7.3.2 Proto-Arapaho-Atsina to Gros Ventrei → u / o(ː)_
7.4 Proto-Algonquian to Blackfooton → u / _iC
7.12 Proto-Algonquian to Menomineeiː oː oʔ → eː uː uʔ “[blocked when iː or a C+G sequence follows anywhere in the word, but does apply if æ(ː) intervenes before any following iː or C+G]”
wa ja → uə̯ iə̯ / C_
7.14 Proto-Algonquian to Mi’kmaqo(ː) waː eː iː → u o e i
{awa,iwa,iwi} → uː
8 Altaic8.1 Proto-Altaic to Proto-Japonica → u / _Cu
{a,e,o,æ} i u y ø → ə i ua {u,ə} {ə,u} / _Ce
{a,æ,e,ø,i,y} o → i u / _Ci
e i {o,u} æ ø y → {ə,a} {i,ə} ə a {ə,u} {u,ə} / _Co
V → u / _Cu
8.1.1 Early Middle Japanese to Modern Japaneseau iu uu eu ou → ɔː juː uː joː oː
8.3 Proto-Altaic to Proto-Mongolica → {a,o,u} / _Cu
e o u æ ø y → {a,e} {o,u} {a,o,u a {a,o,u} {o,u,i} / _Ca
a e i o u æ ø y → {a,i} {e,ja} {e,i} {ø,y,o} {o,u,y} {i,a,e} {e,ø} {ø,y,o,u} / _Ce
a e u æ ø y → {a,e} {e,i} {y,ø} {i,e} {i,e,ø} {ø,y,o,u} / _Ci
a e o i æ ø y → {a,i,e} {a,e} u {o,u} e {ø,y,o,u} {o,u} / _Co
a e {o,u} æ ø y → {a,o,u} {e,a} {o,u} {a,o,u} {e,i,u} {i,o,u,y,ø} / _Cu
8.4 Proto-Altaic to Proto-Tungusico → {o,u} / _CV
{u,ø,y} æ → {o,u} ia / _Ca
y → u / P_C{e,i}
æ ø → i {o,u} / _Ce
æ ø y → ia {o,u} i / _Ci
{u,æ} ø → {o,u} i / _Co
{u,æ,y} ø → {o,u} ia / _Cu
8.5 Proto-Altaic to Proto-Turkica e i u æ ø y → a {a,ʌ,e} {ɯ,i} {u,o} {ia,ja,ɛ} {ia,ja} ɯ / _Ca
a {e,i} o u æ ø y → {ɛ,a} ɛ {ø,o} {y,u} {ia,ja,ɛ} {ia,ja} {y,ø} / _Ci
a e i æ ø y → {o,ja,aj} {ʌ,ɜ} ɯ {ia,ja} {o,u} {u,o} / _Co
e i æ ø y → {ɛ,a,ʌ} {ɯ,i} {e,a} {u,o} ɯ / _Cu
8.5.1 Proto-Turkic to Proto-Kypchak{e,æ}b ub → ew uw
8.5.1.2 Proto-Kypchak to Kyrgyz{u,ɯ}w {i,y}w aw {æ,e}w → uː yː oː øː
8.5.2 Proto-Turkic to Sakhaa{ɡ̌(ɯ),b} {o{ɡ̌,b},aɡ̌u} u{ɡ̌,b} → ɰa wo uː
9 Austroasiatic9.1.2 Proto-Vietic to Middle Vietnamesea ɔ → ɨə uə
10 Austronesian10.1.1.1 Proto-Bali-Sasak-Sumbawan to Balineseej ow → i u
10.1.2.1 Proto-Philippine to Bicolə → u / _#
iw → uj
10.1.2.2 Proto-Philippine to Cebuanoə → u
iw → uj
10.1.2.3 Proto-Philippine to Hiligaynonə → u
iw → uj
10.1.2.4 Proto-Philippine to Ibanagiw → uj
10.1.2.6 Proto-Philippine to Ilocanoiw → uj
10.1.2.7 Proto-Philippine to Proto-Kalamiane → u / _Cu
e → u / uC_
10.1.2.8 Proto-Philippine to Kankanayiw → uj
10.1.2.9 Proto-Philippine to Tagaloguj iw → oj uj / _#
10.1.2.10 Proto-Philippine to Warayə → u
iw → uj
10.2.1 Proto-Malayo-Polynesian to Proto-Chamicwa → u / #_
10.2.2 Proto-Malayo-Polynesian to Chamorroə → u
uj → {i,u}
iw → u
10.2.3 Proto-Malayo-Polynesian to Proto-Malayic— aj aw → i u / _#
10.2.4.1 Proto-Malayo-Javanic to Javaneseə → u / _h#
iw uj → ju i / _#
— əw əj → i u / _#
10.2.4.2 Proto-Malayo-Polynesian to Madureseij uw → uj {uj,ój} / _#
10.2.4.3 Proto-Malayo-Javanic to Sundaneseiw uj → {ju,i} oj / _#
10.2.5 Proto-Malayo-Polynesian to Palauanwə → u / #_
10.2.6.1 Proto-North Sarawak to Kiputai au → ai̯ au̯ / _#
i u → əi̯ əu̯ / _#
iu̯ → ui̯
i u → əi̯ əu̯ / _(ʔ)#
əi̯ əu̯ → ai̯ au̯ / ! O[+voiced] earlier in the word
{i,ɛ} {u,ɔ} → iə̯ uə̯ / _{k,ŋ}# “(and also sporadically before final *t and *n and some other consonants)
10.2.6.3 Proto-Malayic to Minangkabau— a u → e uj / _{t,s}#
— u i → uə iə / _{k,ŋ,h,l,r}#
10.3.2 Proto-Oceanic to Hiwu(C)V[+ high] u(C)e u(C)o u(C)a → {u,i}(C) u(C)ə e(C)ə {u,ɵ}(C)ə
10.3.11.1 Proto-Southern Vanuatu to Anejomua → ou
au → {u,o} “sometimes”
10.3.11.3 Proto-Southern Vanuatu to Proto-Tannao e → {u,ə} i
10.3.11.3.2 Proto-Tanna to Lenakelkʷ → {w,u}
10.3.11.3.3 Proto-Tanna to North Tannakʷ → {w,u}
v → {w,u} (“sporadically”)
10.3.12 Proto-Oceanic to Vera’auCV[- high] → uCʊ
oa {ae,ea} → uɔ iɛ
10.5 Proto-Austronesian to Proto-Onganu a ə → {u,o} {a,e} e
14 Elamo-Dravidian14.2 Proto-Elamo-Dravidian to Achaemanid Elamitew → ú / V_ (McAlpin uses the accented-vowel notation due to some apparent height-contrast neutralizations before /a/)
14.3.1 Standard Tamil to Colloquial Tamilaː eː iː oː uː → a ɛ i o u / _#
um → ũ / _#
i(ː) e(ː) → u(ː) o(ː) / {m,v,p}_C̣
o e → u i / _C{u,i} “(highly sporadic)”
— i(ː) e(ː) → u(ː) o(ː) / _ɭ
15 Eskimo-Aleut15.2.1 Proto-Eskimo to Barrow Iñupiaqə → u / u_
15.2.2 Proto-Eskimo to Greenlandic Iñupiaqə → u / u_
iv → uj / _u
15.2.3 Proto-Eskimo to Mackenzie Iñupiaqə → u / u_
15.2.4 Proto-Eskimo to Wales Iñupiaqə → u / u_
v → u
ɣ → u / “in some positions”
v → u / V_V
ɣ → u / {i,ə}_V
15.2.5 Proto-Eskimo to Kuskokwim Yup’iki a u → ii aa uu / C_ in U[+open -initial -final] such that U[+open]_
15.2.6 Proto-Eskimo to Nunivak Yup’iki a u → ii aa uu / C_ in U[+open -initial -final] such that U[+open]_
15.2.8 Proto-Eskimo to Unaaliq Yup’iki a u → ii aa uu / C_ in U[+open -initial -final] such that U[+open]_
17 Indo-European17.1.1 Proto-Indo-European to Gheg Albanian{m̩,n̩} l̩ r̩ → e uj {ri,ir}
17.1.2 Proto-Indo-European to Tosk Albanian{m̩,n̩} l̩ r̩ → e uj {ri,ir}
17.2 Proto-Indo-European to Common Anatolianei eu → ɛː uː
17.2.1 Common Anatolian to Hittiteaj aw → ɛː uː / !_{s,n,r,l}
17.3.1 Proto-Indo-European to Artsakh Armenian{e,i}ː {u,o}ː → i u
ɛ o → i u / _N
e oj ɛa → i u ɛ / when unstressed
17.3.2 Proto-Indo-European to Erevan Armenian{e,i}ː {u,o}ː → i u
ɛ o → i u / _N
e oj ɛa → i u ɛ / when unstressed
17.3.3 Proto-Indo-European to Istanbul Armenian{e,i}ː {u,o}ː → i u
ɛ o → i u / _N
e oj ɛa → i u ɛ / when unstressed
17.3.4 Proto-Indo-European to Kharpert Armenian{e,i}ː {u,o}ː → i u
ɛ o → i u / _N
e oj ɛa → i u ɛ / when unstressed
17.3.5 Proto-Indo-European to Sebastia Armenian{e,i}ː {u,o}ː → i u
ɛ o → i u / _N
e oj ɛa → i u ɛ / when unstressed
17.3.6 Proto-Indo-European to Southeast Armenian{e,i}ː {u,o}ː → i u
ɛ o → i u / _N
e oj ɛa → i u ɛ / when unstressed
17.3.7 Proto-Indo-European to Southwest Armenian{e,i}ː {u,o}ː → i u
ɛ o → i u / _N
e oj ɛa → i u ɛ / when unstressed
17.5 Proto-Indo-European to Proto-Celtic— oː → uː / in U#
17.5.1 Proto-Indo-European to Old Irishoː → uː / _(C…)#
oːi → uː / _#
— e o → i u / _C(…C){H,j}
oː → ua / _[anything], when stressed
17.5.2 Proto-Celtic to Middle Welshuː {oi,ɔː} → yː uː
ɛː → ui
ɔː → au / when stressed
17.7 Proto-Indo-European to Common Germanic{i,j} {u,w} → ij uw
eu ou → iu au
17.7.1 Common Germanic to Gothic— o e → u i
iw → ju / [- stress]
w → u̯ / V[- long]_{#,C}
Vw → u / _s (to wit, the vowel is deleted and the *w syllabifies)
17.7.2 Common Germanic to West Germanicoː → uː / _#
17.7.2.1 West Germanic to Anglo-Frisianæu → au (æ → a / _B in general?)
ia iu → jaː juː
17.7.2.1.2 Old English to Kentish Middle Englisheːɑw iːw → ew ju
17.7.2.1.3 Old English to Midlands Middle Englisheːɑw iːw → ew ju
17.7.2.1.6 Early Modern English to Australian Englishuː → ʊə → uː / _ɫ ! in Queensland and New South Wales
17.7.2.1.8 Old English to Northern Middle Englisheːɑw iːw → ew ju
17.7.2.1.9 Early Northern Middle English to Scotsoɡ → ʌu
ol al → ou ɑː → ʌu {ɑ,ɔ}
— uː → ʌu / when-stem final, in northern varieties
— øː → (j){u,ʌ} / _{k,x} (outcome varies depending upon dialect)
— ai oi ui ei au ou iu ɛ(o)u → eː oe əi iː {ɑː,ɔː} ʌu ju j(ʌ)u
— iː eː ɛː aː oː uː {øː,yː} → əi i {i,e} e o u ø
17.7.2.1.10 Old English to Scotsoː → ju / {n,x}_
oː → iu / _K
uː → u
ɔ{ɡ,j} → ʌu
l → u / {ɔ,ɑ}_
17.7.2.1.12 Old English to Southern Middle Englisheːɑw iːw → ew ju
17.7.2.2 West Germanic to Old Low Franconianeː oː → ie uo
17.7.2.2.1 Old Low Franconian to Middle Dutchiu → ju / #_ (in some northern dialects)
{ie,ia,io} uo → iə uə
{ol,al} {ar,er} or → ɔu aːr oːr / _C[+dental]
17.7.2.2.2 Middle Dutch to Modern Dutchl → u / o_{t,d}#
uː → ʌu (? conjectured based on the above diphthongization and on developments in Polder Dutch vowels)
17.7.2.2.3 Modern Dutch to Polder Dutch Vowel Shiftɛi œy ʌu → ai ay au
eː øː oː → ɛi œy ɔu
17.7.2.3 Middle High German to Standard Germanuː yː iː → ou øy ei, except in certain unstressed endings and monosyllables, _C{C,V,#} (“especially before /xt/”), and Low German borrowings
uə yə iə → uː yː iː
ou øy ei → au oy ai
aːw → au
17.7.3 Common Germanic to Proto-Norsewi → u / Ci_C
Eβu Eβo → juː joː
aβ{u,o} → au
{æ,e}ːuː {æ,e}ːiː → eu ai
w{o,u}ːwuː j{e,i}ːjiː → uː iː
o(u) {ɔ,ɑ,au,ai,æ} {ja,jE,æ(i),e(i),y} → u a i
17.7.3.1 Proto-Norse to Old Norseoː → u / _#
a → u / %u / ! in #U
o {æ,e} → u i / ! in #U
o → u / V_
e(ː){B,i(ː)} → e(ː)u / {v,w}_
eː{Bː,i(ː)} → juː
17.7.3.1.1 Old Norse to Early Icelandic∅ → u / C_r#
u o a ø y e i → uː oː aː øi yː ei iː / _{ɲc,ɲɟ,ŋk,ŋɡ}
u oː aː ʏɪ {y,i} {y,i}ː æː eː ey → ʏ ou au ai y ɪ i je ei
17.7.3.1.2 Old Norse to Orkney Nornoː → u(ː)
joː → {u,o,ø} (looks like being in the ultima or the penult may have had something to do with it, but it isn’t clear to me)
au → (ɔ)u
17.7.3.1.3 Old Norse to Shetland Nornuː → {u,o,ɒ,ø} (conditioning unclear; it seems the presence of a velar consonant may have helped to retain the quality of /u/)
oː → u
{ɒ,ey} j{u,o,a}ː yː → o ø u / Ḱ_
aː → ɔ(u) / _{l,r}
17.7.4 Common Germanic to Vandalicoː → u
17.8.3 Proto-Indo-European to Boeotian Greekoː → uː
17.8.8 Proto-Indo-European to Ionic Greekoː → uː (?)
17.9 Proto-Indo-European to Hittitekʷ ɡʷ ɡʷʱ → ku ɡu ku
{uː,eu,au} → u
17.10.1 Proto-Indo-Iranian to Proto-Indo-AryanR̊H → {u,i}R / _V (sporadic)
R̊H → {u,i}ːR / _C
uʐ aʐ iʐ → uː əː iː
17.10.1.1 Proto-Indo-Aryan to Central Middle Indo-Aryane o → i u / _#
17.10.1.2 Proto-Indo-Aryan to Eastern Middle Indo-Aryane o → i u / _#
17.10.1.3 Proto-Indo-Aryan to Northwestern Middle Indo-Aryane o → i u / _#
17.10.1.4 Proto-Indo-Aryan to Western Middle Indo-Aryane o → i u / _#
17.10.1.5.1 Vedic Sanskrit to Classical Sanskritau aːu ai aːi → au oː ai eː / ! _V
17.11 Proto-Indo-European to Proto-Slavic{a(ː)u,o(ː)u} e(ː)u → u ju
17.11.1 Proto-Slavic to Polishъl → ɫu / else
ьl → ɫu / C[+dental]_
a ɛ i ɔ u ɨ ã → aː ɛː iː ɔː uː ɨː ãː / _{C/U}[+voiced][lost yer] (i.e., a voiced consonant or a cluster with one)
i u → u i / {lʲ,j}_ (sporadic)
iː uː ɨː → i u ɨ
o → u / else
17.11.2 Proto-Slavic to Old Russianẽ õ → ja u
17.12 Proto-Indo-European to Proto-Italiceu → ou
17.12.1.1 Proto-Indo-European to Latine o → i u / _ŋ
o → u / _{mb,mk,ɫ}
oː → uː / _r
oj → oi → oe → uː
aw → au
{ew,ow} → ou → uː
V → {i,u} / %(C)(C)_%P when unstressed
a o → e u / %(C)(C)_C(C)% when unstressed
a → e → u / %(C)(C)_ɫ when unstressed
e → u / %(C)(C)_ɫ when unstressed
ei oi ou → iː eː uː / %(C)(C)_ when unstressed
o → u / _C(C)# ! {u,w}_
w → u / t_
ɡʷ(ʱ) → ɡu / ŋ_
17.12.1.1.1 Classical Latin vs. Vulgar Latinuː → u
“In contrast, Romanian exhibits u, uː → u (and ultimately also ɔ, oː → o); and Sardinian and African Latin underwent a straight merger of the vowels by length without considering quality (e, eː → e; i, iː → i; u, uː → u; etc.)”
17.12.1.1.2 Latin to Catalanuː → u / stressed
uː → u / _%”V
{u,o(ː)} → u / _%”V in East Catalan
o → u / _a
o → u / _%”V (irregular)
o → u / _{ɲ,nk,ŋ} when stressed
ɛj ɔj → jɛj uei / i {u,ui} / stressed
17.12.1.1.3 Latin to French— w → ɡu / “from Germanic loanwords”
— uː → u
ò → uo → uɛ / in U[+open] ! _N
kʷ → {v,u} / V_E
kʷ → j{v,u} / V_a
ɛ ɔ → iɛ uɛ / _{Cj,jC}
l → u / _{C,#}
{lːe,lːo} → u / {e,o}_# “[this is actually an analogical development, but it applies as regularly as a sound law]”
ó → ou → ɛu / in U[+open]
ó → ou / in U[+closed]
o → {ou,ɔ} “(the outcome fluctuates, but ɔ is often the result of analogy rather than strict sound change; always ou before another vowel)”
uɛ → ɛu
ou ɛu u uɛi → u œ y yi
ɔ → u / _”V
17.12.1.1.4 Vulgar Latin to Italianau → u / #_ (sporadically, e.g. audire → udire)
ɔ → uo / stressed ! j_ or _{dʒ,L}
17.12.1.1.5 Latin to Portuguesew → u / _”V
uː → u
uiː → ui / _#
{u(ː),o(ː)} → o → u / _#
{olt,okt} → ujt → ut
o → u / _(”V)
o → u / _ɲ when stressed
17.12.1.1.6 Vulgar Latin to Old Provençal— ju → jeu
— o → u (during the literary period)
β → u / V_(s)#
l → u / _s# (in many dialects)
β → u / _l
p k tʃ b ɡ β j → b ɡ i {b,u,u→y→i} ∅ {u,u→y→i} i / _r
pw → upw → up → ub
βj → {udʒ,uj} (in northern dialects)
β → u / _j (in western dialects)
l{tj,tʃj} ldʒ → lts ldz → uts udz → us uz
lvj → lbj → ubj
l → u / _{t,s} (Languedoc)
l → u / _{d,s} (Rouergue)
l → u / _{t,d,s} (else)
b → {∅,u} / _rɡ
β → u / _k
βtʃ → u{ts,dz} → u{s,z}
βt βd → ut ud (else)
pt → {ut,it} “in a few words”
17.12.1.1.8 Latin to Romanian— iː o(ː) u(ː) → i o u
o e → u i / _N
m → u / a_nV
b → u / V_{l,r}
a o → ə u / ”U…_#
a o → ə u / #(C…)V…_…”U
o → u / #C…_…”U
17.12.1.1.9 Latin to Sardiniano → u / _k (possibly restricted in occurrence)
r → urː / #_e / Logudorese
17.12.1.1.10 Vulgar Latin to SpanishRaising of e {ɛ,a} ɔ o → i e o u; near j, in particular environments:
— ɛ ɔ u → e o u / _(C)j
b → u / _C
l → u / _C (sometimes)
17.12.2 Proto-Italic to Proto-Sibellianeu → ou
17.13 Proto-Indo-European to Proto-TocharianR H → uR ɨ / C_{C,#} when syllabic
oː(s,y) oːn → u {u,õ}
u → {ə,u}
uh1 u{h2,h3} → uː → wə wɨ
ow aw ew → ɛu au əw
17.13.1 Proto-Tocharian to Tocharian A{a,ɛ}u əw → o u
17.13.2 Proto-Tocharian to Tocharian B{a,ɛ}u əw → au u
18 Je-Tupı́-Carib18.4.2 Proto-Tupí-Guaraní to Cocamaw → u / k_
o → u(a) / ! o(C…)_(C…)#
u → ũ (? possibly backwards?)
18.4.3 Proto-Tupí-Guaraní to Guajajarao → u / ! o(C…)_(C…)#
18.4.5 Proto-Tupí-Guaraní to GuarayoaN eN iN ɨN uN → ã ẽ ı̃ ɨ̃ ũ / _#
18.4.7 Proto-Tupí-Guaraní to Parintintínẽ ı̃ ũ → {ẽ,e} {ı̃,i} {ũ,õ}
18.4.8 Proto-Tupí-Guaraní to Sirionóo u → {u,o} {u,o,i}
18.4.9.1.3 Proto-Cinta Larga-Suruí-Zoró to Cinta Largao → u
18.4.10 Proto-Tupí-Guaraní to UrubuaN iN uN → {aN,ã} ı̃ {uN,ũ} / _#
ɨ̃ ẽ õ → ∅ {ẽ,e} {o,õ,u,ũ}
20 Khoisan20.2.1 Proto-Kx’a to ǂHoaniaɔ → iu
20.2.3 Proto-Kx’a to Southeastern !Xunɛ ɔ → i u
21 Lakes Plain21.2.1 Proto-Tariku to Proto-Central TarikuiC uC → î û / _{C,#}
21.2.2.1 Proto-East Tariku to BiritaiiC uC → î û / _{C,#}
21.2.2.2 Proto-East Tariku to DoutaiiC uC → î û / _{C,#}
21.2.2.3 Proto-East Tariku to EritaiiC uC → î û / _{C,#}
21.2.2.4 Proto-East Tariku to KaiiC uC → î û / _{C,#}
21.2.2.5 Proto-East Tariku to ObokuitaiiC uC → î û / _{C,#}
21.2.2.6 Proto-East Tariku to SikaritaiiC uC → î û / _{C,#}
21.2.2.7 Proto-East Tariku to WaritaiiC uC → î û / _{C,#}
21.2.3 Proto-Tariku to Proto-West TarikuiC uC → î û / _{C,#}
23 Macro-Chibchan23.1.1.1.1 Proto-Chibchan to Arhuaco∅ → u / w_V
23.1.1.1.2 Proto-Chibchan to Chibchai → u / _(C)u
23.1.1.1.5 Proto-Chibchan to Motilóne → u / uC_
23.1.2 Proto-Lenmichian to Proto-Lencano a → {u,o} {a,e}
27 Mayan27.1 Proto-Mayan to Ch’olanaː eː oː → ɨ i u
27.9 Proto-Mayan to Tzeltalanaː eː oː → ɨ i u
29 Na-Dene29.1.1.1.2 Proto-Athabaskan to Babineu ɑ ʊ → {o,u} ə u
29.1.1.1.6 Proto-Athabaskan to Dakelhu {ɑ,ʊ} → {o,u} ə
29.1.1.1.7 Proto-Athabaskan to Deg Hit’ane u a {ɑ,ʊ} → a i u ə
29.1.1.1.8 Proto-Athabaskan to Dena’inae a u {ə,ʊ} → a u i ə
29.1.1.1.10 Proto-Athabaskan to Easter Gwich’ina u {ɑ,ə} ʊ → {i,e} ju a o
29.1.1.1.12 Proto-Athabaskan to Holikachuki e a u {ɑ,ʊ} → e a ɔ o ŭ
29.1.1.1.14 Proto-Athabaskan to Lower Koyukone a ɑ ʊ → a o ŏ ŭ
29.1.1.1.15 Proto-Athabaskan to Upper Koyukone a ɑ ʊ → a o ŏ ŭ
29.1.1.1.16 Proto-Athabaskan to Upper Kuskokwim Kolchane a {ɑ,ʊ} → a o ŭ
29.1.1.1.17 Proto-Athabaskan to Sarcee{e,ə} ʊ → ɑ u
29.1.1.1.33 Proto-Athabaskan to Tahltan-Kaska-Tagishɑ ə ʊ → a {i,e} u
29.1.1.1.38 Proto-Athabaskan to Lower Tananae a {ɑ,ʊ} → æ ɔ ŭ
29.1.1.1.39 Proto-Athabaskan to Upper Tanana{a,ɑ} e i u ʊ → e(a) {i,ea} ju {a,ɨ} o
30 Niger-Congo30.1 Proto-Potou-Akanic-Bantu to Proto-Bantuʋ̃ ɪ̃ → ũ ı̃ / #N[-labial]_
i ı̃ V[-round] → uɪ uɪ̃ V[+round] / Cʷ_
30.3.1.1.1 Proto-Gbe to Ajá{o,ɔ} {ɛ,e} → u i / _i
30.3.1.1.10 Proto-Vhe to Awalan{o,ɔ} ə → u i / _i
31 Nyulnyulan31.1 Proto-Nyulnyulan to Bardii → u / _ju
ubu aba → uː aː / when stressed
32 Oto-Manguean32.2 Proto-Oto-Manguean to Tlapanec{in,en} an → a u
{iHn,eHn,aHn} uHn → ã ũ
33 Penutian33.1.1.1 Proto-Costanoan to Chochenyoo → u / _(C…)i
33.1.1.2.1 Proto-Miwok to Proto-Western Miwokɨ → {u,i}
33.1.1.3 Proto-Costanoan to Mutsuno → u / _(C…)i
33.1.1.4 Proto-Costanoan to Rumseno → u / _(C…)i
33.3.1 Proto-Yokuts to General Yokutso → u / _Ci
33.3.2.2.2 Northern Yokuts to Kings Valley Yokutsi → u / uC_
33.3.3 Proto-Yokuts to PalewyamiV → u / C”uC_
34 Quechumaran34.4 Proto-Quechumaran to Huarásaw aj {uj,ij} → uː eː iː
35 Salishan35.1.5 Proto-Central Salish to Klallama3 → u3 / {Cʷ[+uvular],Kʷ,w}
a3 → u3 / _{Cu,Cʷ[+uvular],w}
35.1.13 Proto-Central Salish to Sechelt{u3~ə3} → u3
35.1.14 Proto-Central Salish to Sqamishu1 → {u1,ə1}
35.3 Shuswap to Eastern Shuswap Nasal-to-Vowel Shiftsem emˀ → u uʔ / w_ in U[- stressed]
36 Sino-Tibetan36.2 Sin Sukchu to Guānhuàw → u / _V
w → {v,u}
uj → (ɣ)u
uʔ → oʔ (occasionally → uɛʔ?)
uj → u(ɛ)i / m_
uj → uɛi / {P,C[+guttural],∅}_
uj → ui / {C[+dental],C[+sibilant]}_
ujʔ → uɛʔ (dialectally → uɔʔ?)
un → uɛn / ! {C[+dental],C[+sibilant]}_
juŋ → iuŋ / _{∅,x,ʋ,ʔ}
juŋ → iuŋ / _ɡ[+píng tone]
juŋ → uŋ (→ oŋ dialectally?)
jujŋ ujŋ → iuŋ uŋ
y → ɥ (→ y~u dialectally?) / C̣_
yʔ → oʔ (eventually → {ʊʔ,(i)uʔ?) / {l,C[+dental +sibilant]}_, in “QYS -k-types”
yʔ → {ɥʔ,yʔ,uʔ} / C̣, in -juət-types
yn → un / C̣_ (may have stayed yn or → ɥn in at least one area?)
je jeʔ yeʔ → ɛ ɛʔ uɛʔ / C̣_
yeʔ → yɛʔ (→ {uɔʔ,yɔʔ} in southern speech?)
jew → au / C̣(C?)_
jew → iau / else
yen → uɛn / C̣_
wɔ → ɔ (occasionally → uɔ after a guttural?)
wɔʔ → uɔʔ / C[+guttural]_
wɔn ja wa → uɔn ia ua
waʔ → uaʔ
aj jaj waj aw jaw → ai iai uai au iau
jawʔ wawʔ → iɔʔ uɔʔ
wan → uan / else
aŋ jaŋ → uaŋ aŋ / C̣_
waŋ → uaŋ
əjʔ əw {əm,ən} → eʔ ɛu ɛn
36.3.1.1 Proto-Naish to Lazea aS → ɑ {ɑ,u}
u o → v̩ u
36.3.1.2 Proto-Naish to Mosuo (Na)u o → v̩ u
36.3.1.3 Proto-Naish to Naxiu o → v̩ u
36.3.2.1 Proto-rGyalrongic to bTshan Laew iw → im ju
36.3.2.1.1 Proto-rGyalrongic to Chos Kiaut uk → ud oɡ
uj → ui
36.3.2.2 Proto-rGyalrongic to Japhugu o → ɯ u / _#
36.3.2.2.1 Proto-rGyalrongic to Kham Toop → u
36.3.2.2.3 Proto-rGyalrongic to Patiim it ik is ij → em u e es e
36.3.2.2.5 Proto-rGyalrongic to Trungit → u
36.3.2.2.6 Proto-rGyalrongic to Tsa Ku Naout u{k,n} ur → ud uo uɛ
uj → ue
36.3.2.2.7 Proto-rGyalrongic to Tzu Tauk uŋ → {u,o} e
aw aj → au ai
iw ij → iu ei
36.3.2.2.8 Proto-rGyalrongic to Wassuaj → ui
is → eu
37 Siouan-Iroquoian37.1.2.2.1 Huron to Wyandotẽ(ː) õ(ː) o(ː) → ɛ̃(ː) ɔ̃(ː) u(ː)
37.1.2.3 Proto-Northern Iroquoian to Onondagaõ(ː) → ũ(ː)
37.1.2.4 Proto-Northern Iroquoian to Proto-Mohawk-Oneidaẽ(ː) õ(ː) → ʌ̃(ː) ũ(ː)
37.1.2.4.1 Proto-Mohawk-Oneida to Mohawk— wə̃ → ũ / {h,s}_
37.1.2.6 Proto-Northern Iroquoian to Tuscaroraa(ː) o(ː) → ɔ(ː) u(ː) / ! “when both short and unstressed”
37.1.2.6.2 Tuscarora to Eastern Tuscaroraə̃(ː) a(ː) o(ː) → ɨ̃(ː) ɔ(ː) u(ː) (“in all positions”)
37.2 Proto-Siouan-Iroquoian to Proto-Siouanẽ õ → ı̃ ũ
37.2.5 Proto-Siouan to Proto-Crow-Hidatsaã ı̃ ũ → a i u
37.2.5.2 Proto-Crow-Hidatsa to Hidatsask → tsuk / _”u
38 Tai-Kadai38.1.1.3.1 Central Tai to Lungchowɨ̆ i̯o → u ə
uə → ŭ
u̯ɨ u̯o → {ɨ,ə} u
uo ɨ̯u → u(ː) u / _C%
ɨ̯u → uː
o {u̯ɔ,ɨɔ,ɔ} → u oː
{uɨ̯,ua̯,ue̯} → uː
u̯əi uəi uai i̯əu iau → oːi uːi uːiau oːu
eu → uː
i̯əu → au
{uəi,uai} iau → uːi eːu
38.1.1.4 Proto-Tai to North Taiu̯o i̯o → u o
{u̯ɔ,u̯a} → ua~uə
uo → uu → u / _%
uɨ̯ ua̯ → ɨə uɔ̯ → ɨː ɔː
38.1.1.4.2 North Tai to Po-Aiuə → ŭ
ua~uə → uː
ua~u@̯ → uː
ue̯ → u / _C%
ue̯ → uː
ɨo̯ ɨa̯ ie̯ ɨe̯ → uː aː eː iː
i̯əu → uː
uəi uai iau → iː oːi eːu
38.1.1.5.2 Southwest Tai to Lüo → u / _N
38.1.1.5.4 Southwest Tai to Siameseu{o,ə} ɨu → uː ɨː
ɨ̯u i̯o → uː u
eu → uː
ɨ̯əu au → au aːu
uəi → uai
38.1.1.5.6 Southwest Tai to White Taio → u / _N
40 Totozoquean40.2 Proto-Totozoquean to Proto-Totonacano o̰ → u ṵ
41 Trans-New Guinea41.1 Proto-Trans New Guinea to Apalɨe u i → a {u,ɨ} {i,ɨ}
41.4 Proto-Trans New Guinea to Kaetiu a → {u,o,y} {a,o}
41.7 Proto-Trans New Guinea to Kâteu a → {u,ɔ} {ɔ,a}
41.8 Proto-Trans New Guinea to Kiwaiu i → {u,o} {i,e}
41.9 Proto-Trans New Guinea to Selepetu o a e → {u,ɔ} {o,ɔ} {a,ɔ} {e,o}
42 Uralic42.1 Proto-Uralic to Pre-Finniciw ow → y uː / _(C) (*)
iw → u / unstressed
42.1.1.1.1 Proto-Finnish to Standard Finnisheː øː oː → ie yø uo
42.1.1.1.2 Standard Finnish to Modern Standard Finnishie yɤ uo → iː yː uː / _A
42.1.2 Proto-Finnic to Livonianɑː au → ɔː ɔu (though sometimes ɑː develops, apparently at least partially due to metathesis?)
eː øː oː ɤ(ː) → iːe yːø uːo ɨ(ː)
æy ey → æu eu
43 Uto-Aztecan43.5.1.1 Proto-Mono-Kawaiisu to KawaiisuuV Vː → uː Vː (not sure if this occurs before or after the previous change)
43.5.1.2 Proto-Mono-Kawaiisu to MonouV → u(i)
44 Vasconic44.2 Proto-Basque to Basqueõ → ũ (Souletin)
i → u / _(C…)u (Roncalese)
a o e → ɛ u i / {i,u}(C…)_ (this [ɛ] is tentatively marked as such; Egurtzegi transcribes it as /e/ but says it’s not as close as /e/)
o → u / _n{C,#} (Souletin; some raising occurred elsewhere)
o e → u i / _$a (raising of *o is less common)
eʊ → {e,eɡu}
oɪ → uɪ (rare)
oa ea → u(e) i(e) / _#
45 Yuman-Cochimı́45.1.1 Proto-Pai to Chapaio → u
46 Vowel Shifts46.1 7-to-5 Vowel Merger (Bantu)ɪ ʊ → i u
46.4 Polder Dutch Vowel Shiftɛi œy ʌu → ai ay au
eː øː oː → ɛi œy ɔu
46.5 Old English-to-Scots Vowel Shiftsuː → ʌu / when-stem final, in northern varieties
øː → (j){u,ʌ} / _{k,x} (outcome varies depending upon dialect)
ai oi ui ei au ou iu ɛ(o)u → eː oe əi iː {ɑː,ɔː} ʌu ju j(ʌ)u
iː eː ɛː aː oː uː {øː,yː} → əi i {i,e} e o u ø
46.7 Great Vowel Shift (English)eː oː → iː uː
46.8 Greek Vowel Shiftoː → uː
46.10 Late Proto-Finnic to Savonian Vowel Shifteː øː oː → ie yø uo
ɑː æː ɑi æi → uɑ iæ ɑe æe
46.11 Middle Chinese to Cantonese Vowel Shift (“The Inner-Outer Flip”)iəu → au
46.13 Old Norse to Faroese Vowel Shiftoː → {ɔu,ɛu,œu} / œ “(except Suðuroy → ɔ)”
u → uː / short: ʊ / unstressed: {o,ɔ}
uː → ʉu / ʏ
46.14 Pre-Slavic Vowel Changesew → ju
aw → u
u → ŭ [ɤ?] → {e,o,ɤ,a} (strong)/∅ (weak) “in modern languages”
46.15 Proto-Japanese to Old Japanese Vowel Shifte o → i u / else
46.16 Development of Proto-Lolo-Burmese -i(C)# and -u(C)# to Lahu-u -up -ut -uk -um -un -uŋ → -u -ɔʔ -əʔ -uʔ -ɔ -ə -ɛ
47 Most-Wanted Sound Changes47.3 List 3: Vowelsy → u (some mainland Greek dialects, and Tsakonian; this particular sound change has been said in some places to be impossible) (https://en.wikipedia.org/wiki/Tsakonian_language#Consonants)

with context involving /u/

255 matches

8 Altaic8.1 Proto-Altaic to Proto-Japonica → u / _Cu
V → u / _Cu
r → t / _{i,u}
8.1.1 Early Middle Japanese to Modern Japaneseɸ → h / ! _u
8.3 Proto-Altaic to Proto-Mongolica → {a,o,u} / _Cu
e → o / P_Cu
e → o / C_Pu
a e {o,u} æ ø y → {a,o,u} {e,a} {o,u} {a,o,u} {e,i,u} {i,o,u,y,ø} / _Cu
ŋ → ɡ / #_u
8.4 Proto-Altaic to Proto-Tungusicø → i / {s,ʃ,x}_Cu
{u,æ,y} ø → {o,u} ia / _Cu
8.5 Proto-Altaic to Proto-Turkicæ → ʌ / P_Cu
e i æ ø y → {ɛ,a,ʌ} {ɯ,i} {e,a} {u,o} ɯ / _Cu
8.5.1 Proto-Turkic to Proto-Kypchakɣ → w / {a,u,i,o}_
9 Austroasiatic9.1.2.2 Middle Vietnamese to Saigon Vietnameseə → ∅ / u_{m,j}
10 Austronesian10.1.2.7 Proto-Philippine to Proto-Kalamiane → u / _Cu
e → u / uC_
10.2.2 Proto-Malayo-Polynesian to Chamorro∅ → w / u_a
∅ → w / a_u
10.2.5 Proto-Malayo-Polynesian to Palauan∅ → w / u_V
10.2.6 Proto-Malayo-Polynesian to Proto-North Sarawakh → ʔ / a_{i,u}
10.2.6.2.1 Proto-Kenyah to Òma Lónghp → k / u_#
10.2.6.3 Proto-Malayic to Minangkabau— m p → n t / {u,i}_
10.3.6.3 Proto-Reefs/Santa Cruz to Natügut → l / _{u,i}
r → l / _{u,#}
10.3.9.1 Proto-Utupua to Asuboat r l → {j,s} {j,∅} j / _u
10.3.9.2 Proto-Utupua to Nebaor → {l,∅} / _u
10.3.9.3 Proto-Utupua to Tanibilip t {r,l} → ∅ s j / _u
10.3.10 Proto-Oceanic to Proto-Vanikorop → ∅ / _u
10.3.10.1 Proto-Vanikoro to Bumap t → ∅ {s,k} / _u
10.3.10.2 Proto-Vanikoro to Tanemat → s / _u
10.3.10.3 Proto-Vanikoro to Vanot → s / _{u,i}
r → l / ! _{u,#}
10.3.11 Proto-Oceanic to Proto-Southern Vanuatum b → mʷ bʷ / _u
p → vʷ / _u (a change thetha reconstructs in order to account for phenomena in later posts about this group of languages)
10.3.11.1 Proto-Southern Vanuatu to Anejomi → o / {u,w}_
10.3.11.3 Proto-Southern Vanuatu to Proto-Tannaa → o / _{P,Cu}
10.3.11.3.1 Proto-Tanna to Kwamerau → {e,i} / _Cu
10.3.11.3.3 Proto-Tanna to North Tannakʷ → ∅ / _u
10.3.11.3.4 Proto-Tanna to Southwest Tannau → {e,i} / _Cu
10.3.11.3.5 Proto-Tanna to Whitesandskʷ → ∅ / u_
kʷ → ∅ / _u
10.5 Proto-Austronesian to Proto-Onganb → ∅ / #_{u,i}
14 Elamo-Dravidian14.2 Proto-Elamo-Dravidian to Achaemanid Elamitec → s / #_{a,u}
14.3.1 Standard Tamil to Colloquial Tamilc → s / _{a,o,u,e}
o e → u i / _C{u,i} “(highly sporadic)”
15 Eskimo-Aleut15.1 Proto-Eskimo-Aleut to Proto-Aleutdʒ → ð / u_a (in eastern dialects)
15.2.1 Proto-Eskimo to Barrow Iñupiaqə → u / u_
v → ∅ / u_i
dʒ → ʁ / i_u
ədʒ → i / _{a,u} (except in #U)
15.2.2 Proto-Eskimo to Greenlandic Iñupiaqə → u / u_
v → ∅ / u_a
iv → uj / _u
dʒ → tʃ / i_{u,i}
ədʒ → i / _{a,u} (except in #U)
15.2.3 Proto-Eskimo to Mackenzie Iñupiaqə → u / u_
v → ∅ / u_i
ədʒ → i / _{a,u} (except in #U)
15.2.4 Proto-Eskimo to Wales Iñupiaqə → u / u_
v → ∅ / u_V
v → ∅ / V_u
dʒ → ʁ / i_u
ədʒ → i / _{a,u} (except in #U)
ɣ → ∅ / V_u
ɣ → ∅ / u_V
15.2.5 Proto-Eskimo to Kuskokwim Yup’ikə → i / u_
v → ∅ / u[+short]_V[+short]
v → ∅ / V[+short]_u[+short]
iv → j / #_u
s → dʒ / {i,u}_V
ə → ∅ / _dʒ{a,u}, except in #U
in → dʒ / _u (possibly only word-initially?)
15.2.6 Proto-Eskimo to Nunivak Yup’ikə → i / {u,a}_ (though aə seems to have become i in some circumstances)
v → ∅ / u[+short]_V[+short]
v → ∅ / V[+short]_u[+short]
iv → j / #_u
s → dʒ / {i,u}_V
ə → ∅ / _dʒ{a,u} except in #U
in → dʒ / _u (possibly only word-initially?)
15.2.7 Proto-Eskimo to Siberian Yup’ikə → i / {u,a}_
v → ∅ / u[+short]_V[+short]
v → ∅ / V[+short]_u[+short]
iv → j / #_u
s → dʒ / {i,u}_V
ə → ∅ / _dʒ{a,u} except in #U
in → dʒ / _u (possibly only word-initially?)
15.2.8 Proto-Eskimo to Unaaliq Yup’ikə → i / {u,a}_ (though aə seems to have become i in some circumstances)
v → ∅ / u[+short]_V[+short]
v → ∅ / V[+short]_u[+short]
iv → j / #_u
ə → ∅ / _dʒ{a,u} except in #U
s → dʒ / {i,u}_V
in → dʒ / _u (possibly only word-initially?)
16 Extended West Papuan16.1.1 Proto-Tabla-Sentani to Nafrie → ə / _C{a,ə,u} (seems to have become a in a few instances)
16.1.2 Proto-Tabla-Sentani to Central Sentanie → ə / _C{a,ə,u} (seems to have become a in a few instances)
16.1.3 Proto-Tabla-Sentani to Eastern Sentanie → ə / _C{a,ə,u} (seems to have become a in a few instances)
16.1.4 Proto-Tabla-Sentani to Western Sentanie → ə / _C{a,ə,u} (seems to have become a in a few instances)
17 Indo-European17.1.1 Proto-Indo-European to Gheg Albanianḱ → s / _{u̯,u,i̯,i}
s → ʃ / V{i̯,u̯,r,k}_V
17.1.2 Proto-Indo-European to Tosk Albanianḱ → s / _{u̯,u,i̯,i}
s → ʃ / V{i̯,u̯,r,k}_V
17.2.1 Common Anatolian to Hittitew → m / _u
w → m / u_
17.2.2 Common Anatolian to Luwianhh h → h ∅ / ”Vː_u
hh h → h ∅ / u_”Vː
17.2.4 Common Anatolian to Lydiand → tʃ / _{i,u}
17.2.5 Common Anatolian to Palaich → ∅ / ”Vː_u
h → ∅ / u_”Vː
17.5.1 Proto-Indo-European to Old Irisheː → iː / ! _{i,u}
ɡʷ → b / #_V ! _u(ː)
— o → a / _{(C…),u}#
— n → ∅ / {i,o,u}_{p,t,k,s}
17.7.2.1.4 Midlands Middle English to Early Modern Englishtj sj dj zj → tʃ ʃ dʒ ʒ / ! _uː (perhaps only before stressed uː?)
17.7.2.1.10 Old English to Scotsd~ð → d / V_u
l → ∅ / u_
17.7.2.1.13 Middle English to Yola∅ → ɛ / uː_d
17.7.2.3 Middle High German to Standard Germanw → ∅ / {ou,øy,yː}_
17.7.3.1 Proto-Norse to Old Norsea(ː) ae → o(ː) ɒø / #(C)(C)(C)_(C)(C)(C)u
e → jɒ / _(C)(C)(C)u ! {{h,k,ŋ}n,w,v,l,r}_
e → ja / _(C)(C)(C)u ! {{h,k,ŋ}n,w,v,l,r}_
17.7.3.1.1 Old Norse to Early Icelandicv → ∅ / {u,o,a}ː_
17.7.3.1.3 Old Norse to Shetland Norna → ∅ / C[+ dental/alveolar]_u
17.8.1 Proto-Indo-European to Aeolian Greekkʷ kʰʷ ɡʷ → k kʰ ɡ / _u
kʷ kʰʷ ɡʷ → k kʰ ɡ / u_
17.8.2 Proto-Indo-European to Attic Greekkʷ kʰʷ ɡʷ → k kʰ ɡ / _u
kʷ kʰʷ ɡʷ → k kʰ ɡ / u_
17.8.3 Proto-Indo-European to Boeotian Greekkʷ kʰʷ ɡʷ → k kʰ ɡ / _u
kʷ kʰʷ ɡʷ → k kʰ ɡ / u_
17.8.4 Proto-Indo-European to Coan Greekkʷ kʰʷ ɡʷ → k kʰ ɡ / _u
kʷ kʰʷ ɡʷ → k kʰ ɡ / u_
17.8.5 Proto-Indo-European to Cretan Greekkʷ kʰʷ ɡʷ → k kʰ ɡ / _u
kʷ kʰʷ ɡʷ → k kʰ ɡ / u_
17.8.6 Proto-Indo-European to Doric Greekkʷ kʰʷ ɡʷ → k kʰ ɡ / _u
kʷ kʰʷ ɡʷ → k kʰ ɡ / u_
17.8.7 Proto-Indo-European to Elian Greekkʷ kʰʷ ɡʷ → k kʰ ɡ / _u
kʷ kʰʷ ɡʷ → k kʰ ɡ / u_
17.8.8 Proto-Indo-European to Ionic Greekkʷ kʰʷ ɡʷ → k kʰ ɡ / _u
kʷ kʰʷ ɡʷ → k kʰ ɡ / u_
17.8.9 Proto-Indo-European to Laconian Greekkʷ kʰʷ ɡʷ → k kʰ ɡ / _u
kʷ kʰʷ ɡʷ → k kʰ ɡ / u_
17.8.10 Proto-Indo-European to Mycenaean Greekkʷ kʰʷ ɡʷ → k kʰ ɡ / _u
kʷ kʰʷ ɡʷ → k kʰ ɡ / u_
17.9 Proto-Indo-European to Hittitew → m / u_
17.11 Proto-Indo-European to Proto-Slavics → x / {i,u,r,k}_
17.11.2 Proto-Slavic to Old Russianj → ∅ / #_u
j → ∅ / V_u (sporadic)
17.12.1.1 Proto-Indo-European to Latino → u / _C(C)# ! {u,w}_
dʱ → b / uː_
17.12.1.1.2 Latin to Catalanau → a / _%”u
l → ∅ / {o,u}_CV
w → ∅ / u_#
17.12.1.1.3 Latin to Frenchl → ∅ / {i,u}_
17.12.1.1.4 Vulgar Latin to Italianr → ∅ / a_ju#
17.12.1.1.5 Latin to Portugueseau → a / _%”u
ɛ ɔ → e o / _(”u)#
e → j / {a,o,u}_
17.12.1.1.6 Vulgar Latin to Old Provençal— ɔ → y / _{u,P,k,ɡ,i} (in northwestern dialects)
— ɔ → ɥe / _{u,P,k,ɡ,i} (in western dialects, Limousin, and Auvergne)
— ɔ → ɥo / _{u,P,k,ɡ,i} (in Languedoc)
— ɔ → {ɥe,ɥo,ɔ} / _{u,P,k,ɡ,i} (in southern dialects)
— ɛ → jɛ / _{u,i,ʎ,rʲ,ʃ,ʒ,j,tʃ,dʒ} (except in some northern and western dialects, or if this u ← l or if this i ← ð)
— au → a / _(C…)u
w → v → ∅ / _u (“restored by analogy in many words”)
ɡ → ɡ / _{o,u/y}
ð → ∅ / au_
17.12.1.1.8 Latin to Romaniane → ə / ou_#
17.12.1.1.9 Latin to Sardiniane → ∅ / u_#
17.12.1.1.10 Vulgar Latin to Spanishf → h / ! _{ue,L}
18 Je-Tupı́-Carib18.4.3 Proto-Tupí-Guaraní to Guajajarab → ∅ / u_#
18.4.6 Proto-Tupí-Guaraní to Kamayuráp → h / _{o,u,w}
18.4.8 Proto-Tupí-Guaraní to Sirionóp → {h,∅} / _{u,o}
20 Khoisan20.2.1 Proto-Kx’a to ǂHoano → ∅ / u_
20.2.2 Proto-Kx’a to Northwestern !Xuno → ∅ / _u
20.2.3 Proto-Kx’a to Southeastern !Xuno → ∅ / _u
23 Macro-Chibchan23.1.1.1.2 Proto-Chibchan to Chibchaa → ∅ / _u
i → u / _(C)u
23.1.1.1.5 Proto-Chibchan to Motilóne → u / uC_
e → ∅ / u_C
23.1.1.1.6 Proto-Chibchan to Tuneboa → ∅ / _u
e → ∅ / u_C
24 Macro-Pama-Nyungan24.1.2 Proto-Paman to Awŋtim∅ → w / #(C)uː(C)_V ! _u
24.1.7 Proto-Paman to Yinwum∅ → w / #uː(C)_a
27 Mayan27.3 Proto-Mayan to Huastecanh → w / _{o,u}
29 Na-Dene29.1.1.1.3 Proto-Athabaskan to BeaverT → TŠ / _{i,e,u}, in the British Columbian dialect
29.1.1.1.18 Proto-Athabaskan to SekaniT → TŠ / _{i,e,u} ! in Ware Sekani
30 Niger-Congo30.1.1.2 Proto-Bantu to Tswanank k → kʰ h / _u
30.3.1.1.2 Proto-Ajá to Hwet d → tʃ dʒ / _{u,i}
30.3.1.1.9 Proto-Vhe to Avénot d → tʃ dʒ / _{u,i}
30.3.1.1.10 Proto-Vhe to Awalant d → tʃ dʒ / _{u,i}
χ ʁ → ʃ {ʒ,j} / _{u,i,j}
30.3.1.1.13 Proto-Vhe to Tɔ̣wunn → ŋ / _ũ
31 Nyulnyulan31.1 Proto-Nyulnyulan to Bardii → u / _ju
b → w / a_u
32 Oto-Manguean32.1.1 Proto-Chatino to Papabuco Chatinot → ɾ / _{u,ẽ} when unstressed
tʲ → s / _u
32.1.3 Proto-Chatino to Yaitepec Chatinokʷ → ʍ / ku_ (medial)
33 Penutian33.1.1 Proto-Utian to Proto-Costanoan (Ohlone)e → i / _(C…)u
k → s̪ / _{ɨ,u}
k → s̪ / {ɨ,u}_
33.3.1.1 General Yokuts to Buena Vista Yokutstʰ → s / #_u
33.3.2.2.2 Northern Yokuts to Kings Valley Yokutsi → u / uC_
33.3.3 Proto-Yokuts to PalewyamiV → u / C”uC_
34 Quechumaran34.2 Proto-Quechumaran to Boliviaʂ → ∅ / _u
j → ∅ / i_{a,u}
j → ∅ / u_ʎ
34.3 Proto-Quechumaran to Cuzcoh → ∅ / #q_{i,u}
34.4 Proto-Quechumaran to Huarásʂ → h / _{i,u}
34.7 Proto-Quechumaran to Riobambakh → kʰ / #_{i,u}
ʎ → ʒ / _{a,u}
34.8 Proto-Quechumaran to Santiagoʂ → h / _u
ʎ → ʒ / _{a,u}
j → ∅ / i_{a,u}
j → ∅ / u_ʎ
35 Salishan35.1.1 Proto-Central Salish to Comoxl(ʲ) → w / _u
l(ʲ) → w / u_
35.1.5 Proto-Central Salish to Klallamp(ʼ) m → ts(ʼ) ŋ / ! _u
a3 → u3 / _{Cu,Cʷ[+uvular],w}
35.1.8 Proto-Central Salish to Lummi Northern Straitsp(’) m → tʃ(’) ŋ / ! _u
a3 → o3 / _{Cu,C[+ uvular]ʷ,w}
35.1.9 Proto-Central Salish to Saanich Northern Straitsp(’) m → tʃ(’) ŋ / ! _u
35.1.10 Proto-Central Salish to Songish Northern Straitsp(’) m → tʃ(’) ŋ / ! _u
a3 → a3 / _{Cu,C[+ uvular]ʷ,w}
35.1.11 Proto-Central Salish to Sooke Northern Straitsp(’) m → tʃ(’) ŋ / ! _u
36 Sino-Tibetan36.2 Sin Sukchu to Guānhuàŋ → ∅ / _u / _V
ʔ → ∅ / _u (not always? Perhaps some variation with [ɣ] here?)
36.3.1.3 Proto-Naish to NaxiV% → mid tone / C_ru
36.3.2.1.1 Proto-rGyalrongic to Chos Kias → ∅ / u_
36.3.2.1.2 Proto-rGyalrongic to Hanniuk → ∅ / {u,a}_
36.3.2.2.7 Proto-rGyalrongic to Tzu Tas → ∅ / u_
37 Siouan-Iroquoian37.2 Proto-Siouan-Iroquoian to Proto-Siouanx → ç / _{i,u}
37.2.5.2 Proto-Crow-Hidatsa to Hidatsask → tsuk / _”u
38 Tai-Kadai38.1.1.3.1 Central Tai to Lungchowɨ → ∅ / _u
a → aː / _u,i
o → a / _u
ɛ i → eː iː / _u
38.1.1.4.2 North Tai to Po-Aiɨ → ∅ / _u
ə → a / _{u,ɨ}
ɛ e i → eː a iː / _u
38.1.1.5.4 Southwest Tai to Siamese{o,ə} ɛ → a ɛː / _u
42 Uralic42.1.1 Pre-Finnic to Proto-Finnicɑ → e / ”{o,u}(X)C_j
i → ∅ / {o,u}j_
42.1.1.1 Proto-Finnic to Proto-Finnishʋ → ∅ / #_{o,u,y}
42.1.2 Proto-Finnic to Livoniane → ɤ / _C(C){a,o,u}
43 Uto-Aztecan43.1 Proto-Uto-Aztecan to Comanche∅ → h / Vu_k
43.4 Proto-Uto-Aztecan to Nahuatlt → tɬ / _{a,u}
44 Vasconic44.2 Proto-Basque to Basquen →m / u_V
i → u / _(C…)u (Roncalese)
a o e → ɛ u i / {i,u}(C…)_ (this [ɛ] is tentatively marked as such; Egurtzegi transcribes it as /e/ but says it’s not as close as /e/)
∅ → j / u_V (eastern dialects)
46 Vowel Shifts46.1 7-to-5 Vowel Merger (Bantu)S → F / _{i,u} (Do not necessarily have to be fricatives at the same POA; in some cases, the phones go to null or to /l/)
46.11 Middle Chinese to Cantonese Vowel Shift (“The Inner-Outer Flip”)∅ → ə / _u
ə → a / _{i,u}
a → aː / _{i,u}
a → ə → ∅ / i_u