| 10 Austronesian | 10.2.6.1 Proto-North Sarawak to Kiput | ʀ → {l,ɾ} / ! _# (the latter is more common)
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| ʀ → ɾ
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| 14 Elamo-Dravidian | 14.3.1 Standard Tamil to Colloquial Tamil | r → ɾ “in most dialects”
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| 17 Indo-European | 17.1.2 Proto-Indo-European to Tosk Albanian | n → ɾ
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| l r → {l,ɫ} {ɾ,r}
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| 17.7.2.1.5 Early Modern English to American English | {t,d} → ɾ / V_V[-stress]
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| 17.7.2.1.6 Early Modern English to Australian English | t d → ɾ / V_V[-stress]
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| 17.12.1.1.10 Vulgar Latin to Spanish | ɾj pj → jɾ jp / V_
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| Vɾ → ɾV / C_#
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| — n → {l,ɾ} / _m
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| — n → {ɾ,l} / nɡ_
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| — n → ɾ / nd_
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| — ml nɾ → lm ɾn (sometimes)
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| — mn ml → mbɾ mbl
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| /dɾ/ [ðɾ] → ɾ / V_V
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| tɾ → {tɾ̥,tʃ,tʂ}
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| l → ɾ / _$
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| s → ɾ / _θ
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| 21 Lakes Plain | 21.1 Proto-Lakes Plain to Proto-Far West | d → ɾ / V_V
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| 21.1.1 Proto-Far West to Awera | b d ɡ → β~w ɾ~∅ ɣ / V_V
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| t d → t~ɾ~n n / #_
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| 21.1.2 Proto-Far West to Saponi | p b d k → p~f w ɾ ɡ~ɣ / V_V
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| iiɛ Vdiɛ → dzɛ ɾɛ
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| 21.1.3 Proto-Far West to Rasawa | p b d k → ɸ β ɾ x~k / V_V
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| 21.2 Proto-Lakes Plain to Proto-Tariku | p d → ɸ ɾ / V_V
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| 21.2.1 Proto-Tariku to Proto-Central Tariku | d → ɾ~d / V_V
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| 21.2.2 Proto-Tariku to Proto-East Tariku | ɾ → ɾ~∅ / V_V
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| 21.2.3 Proto-Tariku to Proto-West Tariku | ɾ → ɾ~∅ / V_V
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| 21.2.3.1 Proto-West Tariku to Deirate | b d k → b~β ɾ~l~∅ k~x~ɡ~ɣ / V_V
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| 21.2.3.2 Proto-West Tariku to Faia | b d k → b~β ɾ~∅ k~x~ɡ~ɣ / V_V
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| 21.2.3.3 Proto-West Tariku to Fayu | b d k → b~β ɾ~∅ k~x~ɡ~ɣ / V_V
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| 21.2.3.4 Proto-West Tariku to Kirikiri | b d k → b~β ɾ~l~∅ k~x~ɡ~ɣ / V_V
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| 21.2.3.5 Proto-West Tariku to Sehudate | b d k → b~β ɾ~∅ k~x~ɡ~ɣ / V_V
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| 21.2.3.6 Proto-West Tariku to Tause | b d k → b~β ɾ~∅ k~x~ɡ~ɣ / V_V
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| 21.2.3.7 Proto-West Tariku to Weirate | b d k → b~β ɾ~l~∅ k~x~ɡ~ɣ / V_V
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| 23 Macro-Chibchan | 23.1.1 Proto-Lenmichian to Proto-Chibchan | l → ɾ
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| 32 Oto-Manguean | 32.1.1 Proto-Chatino to Papabuco Chatino | t → ɾ / _{u,ẽ} when unstressed
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| t → ɾ / _”a
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| kʷ → ɾ / #_ek
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| 33 Penutian | 33.1.1 Proto-Utian to Proto-Costanoan (Ohlone) | l → ɾ / ! _$ or o_
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| 33.1.1.1 Proto-Costanoan to Chochenyo | l → ɾ / V_V
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| 33.1.1.3 Proto-Costanoan to Mutsun | l → ɾ / V_V
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| 33.1.1.4 Proto-Costanoan to Rumsen | l → ɾ / V_V
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| 44 Vasconic | 44.1 Proto-Vasconic to Aquitanian | r[+ fortis] → ɾ / _#
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| 44.2 Proto-Basque to Basque | l → ɾ / V_V
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| r → ɾ / _#
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| Cr → Cɾ → CVɾ (perhaps not a sound change per se, just a historical tendency)
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