6 Afro-Asiatic | 6.1 Proto-Afro-Asiatic to Proto-Omotic | a → o / #Cw_{(d)l,s3}
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6.1.1 Proto-Omotic to North Omotic | a → o / #{z,dʒ}_P
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6.2.2.1.6 Classical Arabic to Cypriot Arabic | uː iː → oː eː / _ʕ
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uː iː → oː eː / ʕ_
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u → o / _{ʕ,ɣ,x,r}
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u → o / {ʕ,ɣ,x,r}_
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a → {u,o} / P_
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a → {u,o} / _P
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6.2.2.1.7 Classical Arabic to Egyptian Arabic | i u → e o / only when short, ! _#
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u → {o,u} / short only, _#
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aj aw → eː oː / in U[+closed]
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6.2.2.1.10 Classical Arabic to Hassāniyya Arabic | aj aw → eː(ʲ) oː(ʷ) (sometimes, the article is unclear)
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6.2.2.1.11 Classical Arabic to Iraqi Arabic | aj aw → eː oː
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6.2.2.1.12 Classical Arabic to Eastern Libyan Arabic | aj aw → e(ː,j) o(ː,w)
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6.2.2.1.13 Classical Arabic to Western Libyan Arabic | aj aw → eː oː
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6.2.2.1.14 Classical Arabic to Moroccan Arabic | aː iː uː → ɑː eː oː / near emphatics
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6.2.2.1.16 Classical Arabic to Sudanese Arabic | u(ː) → {ɵ,o}(ː)
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6.2.2.1.17 Classical Arabic to Tunisian Arabic | aj aw → {aj,eː,iː aw,oː,uː}
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6.2.2.1.18 Proto-Semitic to Biblical Hebrew | — aː → oː / ! _#
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— i iː u uː → eə iːə oə uːə / _R
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— i u → e o / _C{$,#} (in verbs)
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— aj aw → eː oː
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7 Algonquian | 7.1 Proto-Algonquian to Kennebec River Abenaki | iw → o / _#
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oː aː eː iː → o ɔ̃ a i
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7.2 Proto-Algonquian to St. Francis Abenaki | iw → o / _#
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oː eː iː → o a i
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7.3 Proto-Algonquian to Proto-Arapaho-Atsina | we → o
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a(ː) → o(ː)
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7.4 Proto-Algonquian to Blackfoot | {a,e,i} → o / _kʷ
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{jiː,ja,ahi} {owaː,awa,awe} awi {iːwa,eːwa,aji,aje,ani} → i oː o(ji) iː / C_C
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a → o / _w
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{we,wiː} → o / #_
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oː → o
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7.5 Proto-Algonquian to Cheyenne | o a → e o
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w j → {v,o} {t,e}
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7.6 Proto-Algonquian to Northern East Cree | we → o
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lwi → jo
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wi → o / C_
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7.7 Proto-Algonquian to Southern East Cree | we → o
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lwi → jo
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wi → o / C_
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7.8 Proto-Algonquian to Plains Cree | we → o
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lwi → jo
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wi → o / C_
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7.9 Proto-Algonquian to Swampy Cree | we → o
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lwi → jo
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wi → o / C_
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7.10 Proto-Algonquian to Woods Cree | we → o
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lwi → jo
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wi → o / C_
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7.11 Proto-Algonquian to Munsee Delaware | we → wə → oː / ! adjacent to {p,m,k}
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i o → iː oː
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ə → o / _h{p,kʷ,w,m}
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ə → o / _x{p,kʷ,V[+round]}
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ə → o / {p,m}_x
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ə → o / _ŋkʷ
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7.12 Proto-Algonquian to Menominee | we je → o i / _C
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we → o / #_
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a → o / $am_w
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wi(ː) → o(ː) / C_w
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7.14 Proto-Algonquian to Mi’kmaq | eːk → oχ / _w
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o(ː) waː eː iː → u o e i
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{o,a}wi → oː
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7.15 Proto-Algonquian to Ojibwe | we e → o i
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7.16 Proto-Algonquian to Piscataway | e → o / unclear conditioning
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7.17 Proto-Algonquian to Shawnee | we → o
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wa → o / #_
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8 Altaic | 8.1.1 Early Middle Japanese to Modern Japanese | au iu uu eu ou → ɔː juː uː joː oː
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ɔː → oː
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8.3 Proto-Altaic to Proto-Mongolic | a → {a,o,u} / _Cu
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e o u æ ø y → {a,e} {o,u} {a,o,u a {a,o,u} {o,u,i} / _Ca
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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
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a e u æ ø y → {a,e} {e,i} {y,ø} {i,e} {i,e,ø} {ø,y,o,u} / _Ci
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e → o / P_Cu
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e → o / C_Pu
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a e o i æ ø y → {a,i,e} {a,e} u {o,u} e {ø,y,o,u} {o,u} / _Co
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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
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8.4 Proto-Altaic to Proto-Tungusic | o → {o,u} / _CV
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{u,ø,y} æ → {o,u} ia / _Ca
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æ ø → i {o,u} / _Ce
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æ ø y → ia {o,u} i / _Ci
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{u,æ} ø → {o,u} i / _Co
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{u,æ,y} ø → {o,u} ia / _Cu
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8.5 Proto-Altaic to Proto-Turkic | a e i u æ ø y → a {a,ʌ,e} {ɯ,i} {u,o} {ia,ja,ɛ} {ia,ja} ɯ / _Ca
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a {e,i} o u æ ø y → {ɛ,a} ɛ {ø,o} {y,u} {ia,ja,ɛ} {ia,ja} {y,ø} / _Ci
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a e i æ ø y → {o,ja,aj} {ʌ,ɜ} ɯ {ia,ja} {o,u} {u,o} / _Co
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e i æ ø y → {ɛ,a,ʌ} {ɯ,i} {e,a} {u,o} ɯ / _Cu
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8.5.1.2 Proto-Kypchak to Kyrgyz | {u,ɯ}w {i,y}w aw {æ,e}w → uː yː oː øː
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8.5.2 Proto-Turkic to Sakha | o oɡ ø øɡ iɡ → wo ɥø oː øː iː
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a{ɡ̌(ɯ),b} {o{ɡ̌,b},aɡ̌u} u{ɡ̌,b} → ɰa wo uː
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10 Austronesian | 10.1.1 Proto-Malayo-Polynesian to Proto-Bali-Sasak-Sumbawan | — aj aw → ej ow / _#
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— aj aw → e ow / _#
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10.1.1.2 Proto-Bali-Sasak-Sumbawan to Sasak | iw ow ej → i o e / _#
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10.1.1.3 Proto-Bali-Sasak-Sumbawan to Sumbawan | ej ow → e o / _#
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u i → o e / sometimes
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10.1.2.5 Proto-Philippine to Ifugao | ə → o
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10.1.2.9 Proto-Philippine to Tagalog | u → o / _#
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uj iw → oj uj / _#
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10.2 Proto-Austronesian to Proto-Batak | {a,e} → o / _w#
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10.2.2 Proto-Malayo-Polynesian to Chamorro | i u → e o / _C{C,#}
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i u → e o / CC# (sporadic)
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10.2.4.1 Proto-Malayo-Javanic to Javanese | h → {o,h,w} / V_V
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— aw aj → e ó / _#
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10.2.4.2 Proto-Malayo-Polynesian to Madurese | ij uw → uj {uj,ój} / _#
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10.2.4.3 Proto-Malayo-Javanic to Sundanese | iw uj → {ju,i} oj / _#
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— əw əj → o e / _#
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— aw aj → o aj / _#
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10.2.5 Proto-Malayo-Polynesian to Palauan | aj aw uj → e o i
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ə → {e,o} / stressed; “(result of /e/ or /o/ unpredictable)”
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wa → o / #_ when unstressed
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{aw,əw} → o / _#
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10.2.6.2 Proto-North Sarawak to Proto-Kenyah | i u → e o / _h#
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10.2.6.2.1 Proto-Kenyah to Òma Lóngh | u → o / _k#
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u → o / _ŋ# “(sporadically failed to occur)”
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a → o / _# “(not in all forms)”
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i u → e o / _CV[+close-mid](C)# “(iə is treated as close mid for this change)”
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i u → e o / _Cɯ#
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10.2.6.3 Proto-Malayic to Minangkabau | a → o / _(C…)#
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u i → o e (sporadic)
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— a → o / _p#
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10.3 Proto-Austronesian to Proto-Oceanic | e {uj,iw} → o i
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aw → o / _#
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10.3.2 Proto-Oceanic to Hiw | o(C)V[+ high] o(C)V[+ mid] o(C)a → ɵ(C) o(C) ɔ(C)ə
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10.3.3 Proto-Oceanic to Lemerig | — uCV[- high] → oC
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10.3.5.1 Proto-New Caledonia to Caaàc | u i → o e (not always)
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10.3.5.4.1 Proto-Northern to Nixumwak-Nêlêmwa | u i → o e / “in monosyllabic forms almost always”
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10.3.5.5 Proto-New Caledonia to Nyelâyu | u i → o e (not always)
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10.3.5.8 Proto-New Caledonia to Proto-Yunaga | u i → o e / in monosyllables
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10.3.11.1 Proto-Southern Vanuatu to Anejom | u → o
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i → o / {u,w}_
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ua → ou
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au → {u,o} “sometimes”
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a → o / P_ “[tendency]”
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a → o / _P “[tendency]”
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10.3.11.2 Proto-Southern Vanuatu to Proto-Erromango | u i → o e (sporadic)
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10.3.11.2.1 Proto-Erromango to Sye | e → o / K_
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e → o / _K
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a → o / {w,m,ŋ}_
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ə → {o,e}
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10.3.11.3 Proto-Southern Vanuatu to Proto-Tanna | a → o / _{P,Cu}
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a → o / P_
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10.5 Proto-Austronesian to Proto-Ongan | u a ə → {u,o} {a,e} e
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10.5.1 Proto-Ongan to Jarawa | e → {e,ə,o} / _V
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10.5.2 Proto-Ongan to Onge | aw → o
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e → {e,ə,o} / _V
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14 Elamo-Dravidian | 14.3.1 Standard Tamil to Colloquial Tamil | i u → e o / _Ca
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aː eː iː oː uː → a ɛ i o u / _#
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am an {aːm,aːn} → õ æ̃ ã / _#
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{om,on} {em,en} {oːm,oːn} {eːm,eːn} → ɔ̃ ɛ̃ õ ẽ
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i(ː) e(ː) → u(ː) o(ː) / {m,v,p}_C̣
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— i(ː) e(ː) → u(ː) o(ː) / _ɭ
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— eCə oCə → Ceː Coː / #_
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16 Extended West Papuan | 16.1.1 Proto-Tabla-Sentani to Nafri | ə → o / _(C)o
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16.1.2 Proto-Tabla-Sentani to Central Sentani | ə → o / _(C)o
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16.1.3 Proto-Tabla-Sentani to Eastern Sentani | ə → o / _(C)o
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16.1.4 Proto-Tabla-Sentani to Western Sentani | ə → o / _(C)o
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16.1.5 Proto-Tabla-Sentani to Tabla | oi → oe
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17 Indo-European | 17.1.1 Proto-Indo-European to Gheg Albanian | eː iː oː uː → o i e {y,i}
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17.1.2 Proto-Indo-European to Tosk Albanian | eː iː oː uː → o i e {y,i}
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17.2.1 Common Anatolian to Hittite | e o → eː oː / in ”U[+stress]
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17.3.1 Proto-Indo-European to Artsakh Armenian | {e,o}j ɛw → ɛj ow
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17.3.2 Proto-Indo-European to Erevan Armenian | {e,o}j ɛw → ɛj ow
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17.3.3 Proto-Indo-European to Istanbul Armenian | {e,o}j ɛw → ɛj ow
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17.3.4 Proto-Indo-European to Kharpert Armenian | {e,o}j ɛw → ɛj ow
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17.3.5 Proto-Indo-European to Sebastia Armenian | {e,o}j ɛw → ɛj ow
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17.3.6 Proto-Indo-European to Southeast Armenian | {e,o}j ɛw → ɛj ow
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17.3.7 Proto-Indo-European to Southwest Armenian | {e,o}j ɛw → ɛj ow
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17.5 Proto-Indo-European to Proto-Celtic | — h1e h2e h3e → e a o
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— eh1 eh2 eh3 → eː aː oː
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— e → o / _w
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— u → o / _wO
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17.5.1 Proto-Indo-European to Old Irish | — i u → e o / _C(…C){a(ː),e(ː),o(ː)}
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{au,eu,ou} → oː
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17.5.2 Proto-Celtic to Middle Welsh | i u → e o / _Ca
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17.7 Proto-Indo-European to Common Germanic | aː → oː
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eːi {oːi,aːi} → eː oː (?)
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17.7.2 Common Germanic to West Germanic | i u → e o / _%{a,o}
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17.7.2.1.1 Anglo-Frisian to Old English | ɑ̃ː → õː
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17.7.2.1.2 Old English to Kentish Middle English | {o(ː)ht,ɑːht} → ow
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ɑ e o → ɑː ɛː oː / in U[+open] ! in #U with the following U containing /iː/ or ending in one of /m n r l/
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17.7.2.1.3 Old English to Midlands Middle English | {ɑːht,o(ː)ht} → ow
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ɑ e o → ɑː ɛː oː / in U[+open] ! in #U with the following U containing /iː/ or ending in one of /m n r l/
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17.7.2.1.4 Midlands Middle English to Early Modern English | eː oː → eɪ oʊ / ! _ɹ
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17.7.2.1.6 Early Modern English to Australian English | ʊə → oː / ! {j,dʒ}_
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oə → oː
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17.7.2.1.8 Old English to Northern Middle English | {ɑːht,o(ː)ht} → ow
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ɑ e o → ɑː ɛː oː / in U[+open] ! in #U with the following U containing /iː/ or ending in one of /m n r l/
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17.7.2.1.9 Early Northern Middle English to Scots | ol al → ou ɑː → ʌu {ɑ,ɔ}
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— ai oi ui ei au ou iu ɛ(o)u → eː oe əi iː {ɑː,ɔː} ʌu ju j(ʌ)u
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— iː eː ɛː aː oː uː {øː,yː} → əi i {i,e} e o u ø
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17.7.2.1.12 Old English to Southern Middle English | {ɑːht,o(ː)ht} → ow
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ɑ e o → ɑː ɛː oː / in U[+open] ! in #U with the following U containing /iː/ or ending in one of /m n r l/
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17.7.2.2 West Germanic to Old Low Franconian | eː oː → ie uo
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ai au → eː oː
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a → ɒ? (→ o) / _ɫ
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ei ou → eː oː (except in southeastern dialects; *ei as a result of the umlaut of *ai was not affected)
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17.7.2.2.1 Old Low Franconian to Middle Dutch | iu → {yː,io} (outcome varies depending upon dialect; the former seems more typical)
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{uː,uw} u → ɔw o (except in the southeast)
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{ol,al} {ar,er} or → ɔu aːr oːr / _C[+dental]
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17.7.2.3 Middle High German to Standard German | aː → oː / _{N,C[+ dental],P,h} (sporadic?)
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aː → oː / {N,C[+ dental],P,h}_ (sporadic?)
|
uː yː iː → ou øy ei, except in certain unstressed endings and monosyllables, _C{C,V,#} (“especially before /xt/”), and Low German borrowings
|
ou øy ei → au oy ai
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u y → o ø / _N (with some occasional exceptions)
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17.7.2.5 West Germanic to Old Low German | ai au → eː oː
|
17.7.3 Common Germanic to Proto-Norse | Eβu Eβo → juː joː
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(w)u(ː) i(ː) → (w)o(ː) e(ː) / _(C)(C)a ! CC = NC or one C = {ʀ,j}
|
17.7.3.1 Proto-Norse to Old Norse | EːBː Eːaː → joː jaː / {v,w}_
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BːB aː{o,a,æ,e} {æ,e}ː{æ,e}ː {æ,e}ːi iːEː → oː aː eː eː iː
|
waː naː → oː noː / %u in #U
|
a(ː) ae → o(ː) ɒø / #(C)(C)(C)_(C)(C)(C)u
|
u → o / _m#
|
u → o / _m#
|
au {ai,ey,ei} æ{y,i} øy Vː → o e æ ø V / #(C)(C)(C)_CC
|
ɒ → oː / n_h
|
{æ,e}i ai au w{ɪ,i} wy wV iu Vː → eː aː oː weː woː wVː eː oː V
|
ey → {jo,æ}ː / _ʀ
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Eː{u,o}ː Eːaː → joː jaː / {v,w}_
|
woː wøː jæː Vː → wo wøje V[- long] / _%
|
uN yN iN VN → o øː eː Vː / _{s,f}
|
eː{Bː,i(ː)} → joː / _C[+ alveolar]#
|
17.7.3.1.1 Old Norse to Early Icelandic | waː → wo
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u 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
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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 Norn | 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)
|
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_
|
a → {o,ɔ} / _{K,r} (! K = w ?)
|
aː → wo (dialectal)
|
au → {o,ɔ,ɒ} / j_
|
au → j{o,ɔ}
|
e → {o,ɒ} / _w
|
17.8.2 Proto-Indo-European to Attic Greek | ej ow → eː oː
|
17.8.8 Proto-Indo-European to Ionic Greek | ej ow → eː oː happened “in the various Ionic dialects at various dates”
|
17.9 Proto-Indo-European to Hittite | e(ː) → o(ː) / _h3
|
e(ː) → o(ː) / h3_
|
17.10.1 Proto-Indo-Iranian to Proto-Indo-Aryan | əː → oː / w_
|
17.10.1.1 Proto-Indo-Aryan to Central Middle Indo-Aryan | a{i,j}(a) a{u,w}(a) → e o
|
ah → o
|
17.10.1.2 Proto-Indo-Aryan to Eastern Middle Indo-Aryan | a{i,j}(a) a{u,w}(a) → e o
|
17.10.1.3 Proto-Indo-Aryan to Northwestern Middle Indo-Aryan | a{i,j}(a) a{u,w}(a) → e o
|
ah → o
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17.10.1.4 Proto-Indo-Aryan to Western Middle Indo-Aryan | a{i,j}(a) a{u,w}(a) → e o
|
ah → o
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17.10.1.5.1 Vedic Sanskrit to Classical Sanskrit | au aːu ai aːi → au oː ai eː / ! _V
|
17.11 Proto-Indo-European to Proto-Slavic | {a,o,ə} → o
|
e → o / _wV
|
{m̩,n̩} → {ẽ,õ} / _C$
|
{e(ː),i(ː)} {a(ː),o(ː),u(ː)} → ẽ õ / _N$
|
17.11.1 Proto-Slavic to Polish | aː ɔː ɛː → ɒ o e
|
17.11.2 Proto-Slavic to Old Russian | or ol er el → oro olo ere ele / _$
|
je → o / #_
|
je → o / V_ (sporadic)
|
17.12 Proto-Indo-European to Proto-Italic | eu → ou
|
17.12.1 Proto-Italic to Proto-Latino-Falsican | l̥ r̥ → ol {or,er} / _#
|
17.12.1.1 Proto-Indo-European to Latin | e → o / _ɫ
|
oj → oi → oe → uː
|
aw → oː (in rustic dialects)
|
{ew,ow} → ou → uː
|
V → o / %(C)(C)V_% when unstressed
|
e → o / _w
|
e → o / w_
|
l̩ l̩ː r̩ r̩ː → ol l or r
|
17.12.1.1.1 Classical Latin vs. Vulgar Latin | {u,oː} → o
|
ɛ ɔ → e o / when unstressed
|
“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 Catalan | {u,oː} o → o ɔ / stressed
|
{u,o(ː)} → o / _%”V else
|
ae au → e o / _%”V
|
∅ → {e,o} / CL_#
|
∅ → {e,o} / rː_#
|
ɔ → o / _N$C
|
17.12.1.1.3 Latin to French | — iː oː → i ó
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— o → ò
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— u → ó / !_iː
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— {o(ː),u} → o
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— iː oː → i o
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— u(ː) → o / except _V (?)
|
ò → uo → uɛ / in U[+open] ! _N
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ó → ou → ɛu / in U[+open]
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ó → ou / in U[+closed]
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o → {ou,ɔ} “(the outcome fluctuates, but ɔ is often the result of analogy rather than strict sound change; always ou before another vowel)”
|
{ei,ɔi} → oi / C[-nas]
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17.12.1.1.4 Vulgar Latin to Italian | au → o
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ɔ → uo / stressed ! j_ or _{dʒ,L}
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17.12.1.1.5 Latin to Portuguese | au → o
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{u,oː} o → o ɔ / stressed
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{u,o(ː)} → o / _%”V
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{u(ː),o(ː)} → o → u / _#
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ɛ ɔ → e o / _(”u)#
|
aɫ → o
|
ɔ̃ → õ
|
{ã,ãe,õe} → ão / _#
|
e V → o ∅ / _? (irregular)
|
e → o / _m”V (irregular)
|
17.12.1.1.6 Vulgar Latin to Old Provençal | — ʊ → o (this change seems to have happened later, hence is listed separately)
|
— ɔ → ɥo / _{u,P,k,ɡ,i} (in Languedoc)
|
— ɔ → {ɥe,ɥo,ɔ} / _{u,P,k,ɡ,i} (in southern dialects)
|
— å ɛ ɔ → a e o / _N (in Limousin and neighboring regions, the last two particularly in Limousin, Languedoc, and Gascon, though when _ɲ this change may have been blocked)
|
— u → o
|
— a → o in most dialects except Gascon and Languedoc; final -as remained in “Limousin and some others”
|
— e u → e o / _nt#
|
17.12.1.1.8 Latin to Romanian | — iː o(ː) u(ː) → i o u
|
— {o(ː),u} → o
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— {o(ː),uː} → o
|
— u → o / ! V_
|
17.12.1.1.9 Latin to Sardinian | au ai → o e
|
17.12.1.1.10 Vulgar Latin to Spanish | Raising of e {ɛ,a} ɔ o → i e o u; near j, in particular environments:
|
— ɛ ɔ u → e o u / _(C)j
|
”je.o ”je.a → {”i.o,”jo} ”i.a
|
i u → e o / _(C)#
|
17.12.2 Proto-Italic to Proto-Sibellian | eu → ou
|
17.13 Proto-Indo-European to Proto-Tocharian | h3e o → o ɛ
|
{eh3,oH} → oː
|
oː(s,y) oːn → u {u,õ}
|
õ oː → o a
|
ɛ → o / _$B
|
17.13.1 Proto-Tocharian to Tocharian A | {a,ɛ}u əw → o u
|
17.13.2 Proto-Tocharian to Tocharian B | ɔ ɛ → o e
|
18 Je-Tupı́-Carib | 18.3.1 Proto-Tuparí to Makuráp | u → o / _{p,b}i
|
18.3.3 Proto-Tuparí to Tuparí | u → o / _{p,b}i
|
18.4.1 Proto-Tupí-Guaraní to Akwára | a → {ɨ,o} / _N#
|
a → o / ! Cw_
|
ã → õ
|
{ẽ,ı̃} ɨ̃ {u,ũ,õ} → i ɨ o
|
18.4.3 Proto-Tupí-Guaraní to Guajajara | ã ẽ ı̃ ɨ̃ {õ,ũ} → ə e i ɨ o
|
18.4.5 Proto-Tupí-Guaraní to Guarayo | õ → o
|
18.4.6 Proto-Tupí-Guaraní to Kamayurá | u → õ (? possibly backwards?)
|
18.4.7 Proto-Tupí-Guaraní to Parintintín | ẽ ı̃ ũ → {ẽ,e} {ı̃,i} {ũ,õ}
|
18.4.8 Proto-Tupí-Guaraní to Sirionó | a → {∅,o,e} / _j#
|
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 Urubu | u → o / ! o(C…)_(C…)#
|
ɨ̃ ẽ õ → ∅ {ẽ,e} {o,õ,u,ũ}
|
20 Khoisan | 20.2.2 Proto-Kx’a to Northwestern !Xun | ui → o (?)
|
20.2.3 Proto-Kx’a to Southeastern !Xun | ui → o (?)
|
23 Macro-Chibchan | 23.1.1.1.2 Proto-Chibchan to Chibcha | u → o / _Ca
|
23.1.2 Proto-Lenmichian to Proto-Lencan | o a → {u,o} {a,e}
|
28 Muskogean | 28.2 Proto-Muskogean to Proto-Western Muskogean | a → o / xʷ_#
|
28.2.1 Proto-Western Muskogean to Chickasaw | aw → o
|
28.2.2 Proto-Western Muskogean to Choctaw | a → o / _w
|
29 Na-Dene | 29.1.1.1.1 Proto-Athabaskan to Ahtna | ɑ ə ʊ → a e o
|
29.1.1.1.2 Proto-Athabaskan to Babine | u ɑ ʊ → {o,u} ə u
|
29.1.1.1.5 Proto-Athabaskan to Chipewyan | ɑ ʊ → a o
|
29.1.1.1.6 Proto-Athabaskan to Dakelh | u {ɑ,ʊ} → {o,u} ə
|
29.1.1.1.9 Proto-Athabaskan to Dogrib | ɑ ə ʊ u → a e o i
|
29.1.1.1.10 Proto-Athabaskan to Easter Gwich’in | a u {ɑ,ə} ʊ → {i,e} ju a o
|
29.1.1.1.11 Proto-Athabaskan to Han | a ɑ ə ʊ → æ a {ə,ë} o
|
29.1.1.1.12 Proto-Athabaskan to Holikachuk | i e a u {ɑ,ʊ} → e a ɔ o ŭ
|
29.1.1.1.14 Proto-Athabaskan to Lower Koyukon | e a ɑ ʊ → a o ŏ ŭ
|
29.1.1.1.15 Proto-Athabaskan to Upper Koyukon | e a ɑ ʊ → a o ŏ ŭ
|
29.1.1.1.16 Proto-Athabaskan to Upper Kuskokwim Kolchan | e a {ɑ,ʊ} → a o ŭ
|
29.1.1.1.18 Proto-Athabaskan to Sekani | ʊ → o
|
29.1.1.1.29 Proto-Athabaskan to Bearlake Slavey-Hare | ɑ ə ʊ → a ɛ o
|
29.1.1.1.31 Proto-Athabaskan to Mountain Slavey-Hare | ɑ ə ʊ → a e o
|
29.1.1.1.32 Proto-Athabaskan to Slavey Slavey-Hare | ɑ ə ʊ → a e o
|
29.1.1.1.37 Proto-Athabaskan to Tanacross | ɑ ə ʊ → {æ̆,ă} æ̆ ŏ
|
29.1.1.1.39 Proto-Athabaskan to Upper Tanana | {a,ɑ} e i u ʊ → e(a) {i,ea} ju {a,ɨ} o
|
29.1.1.1.40 Proto-Athabaskan to Tsetsaut | ʊ → o
|
29.1.1.1.41 Proto-Athabaskan to Northern Tutchone | {ɑ,ə,ʊ} → {a,o}
|
29.1.1.1.42 Proto-Athabaskan to Southern Tutchone | {ɑ,ə,ʊ} → {a,o}
|
30 Niger-Congo | 30.3.1.1.3 Proto-Gbe to Proto-Fon | oi ɔi ɔ̃i {a,ɛ}i {ɛ̃,ẽ}i ei → oe ɔɛ ɔ̃ɛ̃ ɛɛ ɛ̃ɛ̃ ee
|
31 Nyulnyulan | 31.1 Proto-Nyulnyulan to Bardi | awu → o
|
aɡu → o
|
33 Penutian | 33.3.1 Proto-Yokuts to General Yokuts | iː ɨː uː → eː əː oː (this change sometimes did not occur)
|
33.3.3 Proto-Yokuts to Palewyami | V → o / C”oC_
|
35 Salishan | 35.1.2 Proto-Central Salish to Chilliwack Halkomelem | {u3~ə3} → {o3,ə3,a3}
|
35.1.7 Proto-Central Salish to Nooksack | a1 u3 u1 i1 → æ2 o3 o1 i2
|
{u3~ə3} → o3
|
35.1.8 Proto-Central Salish to Lummi Northern Straits | u3 u1 → o3 ə1
|
a3 → o3 / {{C[+ uvular],K}ʷ,w}_
|
a3 → o3 / _{Cu,C[+ uvular]ʷ,w}
|
35.1.11 Proto-Central Salish to Sooke Northern Straits | a3 → {a3,o3} / {{C[+ uvular],K}ʷ,w}_
|
35.1.15 Proto-Central Salish to Twana | u3 u1 → o3 ə1
|
36 Sino-Tibetan | 36.1.1 Late Middle Chinese to Old Mandarin | w → o / Cʲ_?w
|
{a(ta),a(ch)} → o / else
|
? → o / _ŋ
|
e → o / w_ŋ
|
36.2 Sin Sukchu to Guānhuà | uʔ → oʔ (occasionally → uɛʔ?)
|
uŋ → oŋ (in one source?)
|
juŋ → uŋ (→ oŋ dialectally?)
|
yʔ → oʔ (eventually → {ʊʔ,(i)uʔ?) / {l,C[+dental +sibilant]}_, in “QYS -k-types”
|
yʔ → ioʔ (→ iʊʔ dialectally?) / {∅,C[+guttural]}_, in -k-types
|
yʔ → oʔ (→ ʊʔ?) / C̣_, in -k-types
|
36.3.1.1 Proto-Naish to Laze | B → o / {qʰ,(N)q}_
|
36.3.1.3 Proto-Naish to Naxi | a aS → ɑ {ɑ,o} / _%
|
36.3.2.1.1 Proto-rGyalrongic to Chos Kia | ut uk → ud oɡ
|
oj → oi
|
a ap at ar am aj → e eb e(d) er om e.i
|
et ej → o e.i
|
iw → jo
|
ip it → ib o
|
36.3.2.1.2 Proto-rGyalrongic to Hanniu | or → ro
|
an {at.is} → o ie
|
36.3.2.2 Proto-rGyalrongic to Japhug | aŋ → o / _#
|
a → o / _m#
|
36.3.2.2.1 Proto-rGyalrongic to Kham To | u → o / _k
|
uj → os
|
aj → oi
|
et → o
|
i → o / _m
|
36.3.2.2.2 Proto-rGyalrongic to lCog Rtse | om → {o,a}m
|
ew iw → i jo
|
36.3.2.2.3 Proto-rGyalrongic to Pati | uk → o
|
36.3.2.2.4 Proto-rGyalrongic to Suo Mo | u → o / _p
|
a → o / _r
|
es er → or ər
|
36.3.2.2.6 Proto-rGyalrongic to Tsa Ku Nao | ut u{k,n} ur → ud uo uɛ
|
om → {on,am}
|
36.3.2.2.7 Proto-rGyalrongic to Tzu Ta | uk uŋ → {u,o} e
|
it ik → o ek
|
36.3.2.2.8 Proto-rGyalrongic to Wassu | uk → o
|
it ik → o i
|
37 Siouan-Iroquoian | 37.1.1 Proto-Iroquoian to Cherokee | ẽ(ː) õ(ː) → o(ː) ʌ̃(ː)
|
37.1.2 Proto-Iroquoian to Proto-Northern Iroquoian | o(ː) u(ː) → a(ː) o(ː)
|
37.1.2.1 Proto-Northern Iroquoian to Cayuga | o(ː) → õ / _õ(ː)
|
37.1.2.4.2 Proto-Mohawk-Oneida to Oneida | — ∅ → o / C_wV(H)#
|
37.1.2.5 Proto-Northern Iroquoian to Seneca | o → oː / _{aː,æː}
|
a(ː) æ(ː) → õ(ː) ẽ(ː) / n_
|
a(ː) → õ(ː) / V[+nas]H_
|
a(ː) → õ(ː) / V[+nas]({ʔ,s})w_
|
37.2.6.4 Proto-Dhegiha to Quapaw | ã → õ (*)
|
37.2.7.2 Proto-Ohio-Valley to Ofo | ã → {an,õ}
|
38 Tai-Kadai | 38.1.1.3.1 Central Tai to Lungchow | o {u̯ɔ,ɨɔ,ɔ} → u oː
|
uɔ ɨ̯ɔ → oː ɨ
|
u̯əi uəi uai i̯əu iau → oːi uːi uːiau oːu
|
ɔ ɨ → oː ɨː / _i
|
u̯əi → oːi
|
38.1.1.3.5 Central Tai to T’ien-Pao | i iː u → ə ei oʊ̯
|
38.1.1.4 Proto-Tai to North Tai | u̯o i̯o → u o
|
38.1.1.4.2 North Tai to Po-Ai | ɔː → oː
|
i̯o → o
|
e → o / _{m,p}%
|
ɔ → oː
|
u̯əi ɔi → (w)iː oːi
|
{ou,oɨ} → oː
|
uəi uai iau → iː oːi eːu
|
38.1.1.4.3 North Tai to Wu-Ming | i → {i,oi} / _%
|
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 Siamese | {u̯o,u̯ɨ} u̯ɔ → o ɔː
|
e → o / _{m,p}%
|
38.1.1.5.6 Southwest Tai to White Tai | {uɨ̯,ua̯,ue̯} {ɨa̯,ɨe̯} ie̯ → o ə e
|
40 Totozoquean | 40.1 Proto-Totozoquean to Proto-Mixe-Zoquean | ɨ ɔ → ə o
|
41 Trans-New Guinea | 41.3 Proto-Trans New Guinea to Binandere | a → {a,o}
|
41.4 Proto-Trans New Guinea to Kaeti | u a → {u,o,y} {a,o}
|
41.8 Proto-Trans New Guinea to Kiwai | u i → {u,o} {i,e}
|
41.9 Proto-Trans New Guinea to Selepet | u o a e → {u,ɔ} {o,ɔ} {a,ɔ} {e,o}
|
42 Uralic | 42.1 Proto-Uralic to Pre-Finnic | ɤ(ː?) ɑː æː → ɑ(ː?) oː eː / stressed
|
Aw → o / unstressed (possibly analogical)
|
42.1.1 Pre-Finnic to Proto-Finnic | ê ô → e o / _(X)Ci
|
ɑ → o / ”{a,e,i}(X)C_j
|
ixi uxu → øː oː
|
uwa → oː (*)
|
Uwi ewi → oː øː
|
uw ij → ow ej / _C
|
42.1.1.1 Proto-Finnic to Proto-Finnish | oi → o / unstressed
|
42.1.1.1.1 Proto-Finnish to Standard Finnish | eː øː oː → ie yø uo
|
42.1.2 Proto-Finnic to Livonian | eː øː oː ɤ(ː) → iːe yːø uːo ɨ(ː)
|
e o → eː oː / _Cɑ
|
o → oː / _{RC#,i}
|
eː oː → je wo
|
ɔ(ː) → o(ː)
|
43 Uto-Aztecan | 43.3 Proto-Uto-Aztecan to Luiseño | o ɨ → e o
|
43.5.1.1 Proto-Mono-Kawaiisu to Kawaiisu | a → o / P_
|
44 Vasconic | 44.2 Proto-Basque to Basque | e → o / _(C…)o (eastern dialects, Bermeo Biscayan)
|
e → o / o(C…)_ (eastern dialects)
|
u i → o e / _r{C,#}
|
ʊa → o “especially after a velar stop”
|
45 Yuman-Cochimı́ | 45.1.2 Proto-Pai to Paipai | aw aj → o e
|
45.1.3 Proto-Pai to Tipai | u → o / _K
|
46 Vowel Shifts | 46.5 Old English-to-Scots Vowel Shifts | 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) | aː ɔː → ɛː oː → eː ow → ej (əw)
|
46.10 Late Proto-Finnic to Savonian Vowel Shift | eː øː oː → ie yø uo
|
ei oi øi → eː oe øe
|
ɑu ou → ɑː oː
|
eu → eo
|
46.13 Old Norse to Faroese Vowel Shift | o → oː / ɔ
|
46.14 Pre-Slavic Vowel Changes | a aː → o a
|
u → ŭ [ɤ?] → {e,o,ɤ,a} (strong)/∅ (weak) “in modern languages”
|
46.15 Proto-Japanese to Old Japanese Vowel Shift | e o → je wo / _#
|
{ɨ,ə} → o
|
{u,ɨ}i {,a,i {ɨi,i{a,ə}} u{ɨ,a,ə} → wi e je wo
|
46.17 Proto-Maidun to Nisenian Vowel Shift | u i e a → y e a o
|