14 Elamo-Dravidian | 14.3.1 Standard Tamil to Colloquial Tamil | um → ũ / _#
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18 Je-Tupı́-Carib | 18.4.2 Proto-Tupí-Guaraní to Cocama | u → ũ (? possibly backwards?)
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18.4.5 Proto-Tupí-Guaraní to Guarayo | aN eN iN ɨN uN → ã ẽ ı̃ ɨ̃ ũ / _#
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18.4.7 Proto-Tupí-Guaraní to Parintintín | ẽ ı̃ ũ → {ẽ,e} {ı̃,i} {ũ,õ}
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18.4.10 Proto-Tupí-Guaraní to Urubu | aN iN uN → {aN,ã} ı̃ {uN,ũ} / _#
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ɨ̃ ẽ õ → ∅ {ẽ,e} {o,õ,u,ũ}
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30 Niger-Congo | 30.1 Proto-Potou-Akanic-Bantu to Proto-Bantu | ʋ̃ ɪ̃ → ũ ı̃ / #N[-labial]_
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32 Oto-Manguean | 32.2 Proto-Oto-Manguean to Tlapanec | {iHn,eHn,aHn} uHn → ã ũ
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37 Siouan-Iroquoian | 37.1.2.3 Proto-Northern Iroquoian to Onondaga | õ(ː) → ũ(ː)
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37.1.2.4 Proto-Northern Iroquoian to Proto-Mohawk-Oneida | ẽ(ː) õ(ː) → ʌ̃(ː) ũ(ː)
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37.1.2.4.1 Proto-Mohawk-Oneida to Mohawk | — wə̃ → ũ / {h,s}_
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37.2 Proto-Siouan-Iroquoian to Proto-Siouan | ẽ õ → ı̃ ũ
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44 Vasconic | 44.2 Proto-Basque to Basque | õ → ũ (Souletin)
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