| 44484 | Tuvaluan | au | | | Besnier (2000) | |
| 56254 | Tuwuli | yĩ | | | Harley (2005) | |
| 52668 | Tuyuca | jɨ'ɨ | | | Barnes and Malone (2000) | |
| 25046 | Tyeraity | -ařinñ | | | Breen (1990) | |
| 26962 | Ukrainian | mene̍ | | | Shevelov (1993) | |
| 24366 | Ungarinyin | ŋin | | | Rumsey (1982) | |
| 26663 | Upper Sorbian | mje | | | Stone (1993b) | |
| 50432 | Ura | yau | | | Crowley (1999) | |
| 49532 | Urdu | mudʒʰko | | | Bhatia and Koul (2000) | |
| 40864 | Urim | kupm | | | Hemmilä and Luoma (1987) | |
| 29791 | Usan | ye- | | | Reesink (1987) | |
| 39965 | Usan | ye- | | | Reesink (1987) | |
| 29790 | Usan | yV- | | | Reesink (1987) | |
| 47204 | Usarufa | ti- | | | Ross (1995) | |
| 46972 | Ute-Southern Paiute | ˈnɯnaj | | | Givón (2011) | |
| 50768 | Vaeakau-Taumako | iau | The form /au/ also occurs (Næss 2000:32). | | Næss (2000) | |
| 40576 | Vanimo | né | | | Ross (1980) | |
| 57870 | Viemo | na | | | Prost (1979) | |
| 28679 | Wahgi | na | | | Phillips (1976) | |
| 28451 | Wambaya | ngawurniji, ngawu | | | Nordlinger (1998) | |
| 31763 | Wambon | nuk | | | de Vries and de Vries-Wiersma (1992) | |
| 24842 | Wandarang | ŋiŋa | | | Heath (1980a) | |
| 25521 | Wangkajunga | ngayu | | | Jones (2011) | |
| 44868 | Wappo | i | | | Thompson et al. (2006) | |
| 58014 | Wara | be | | | Prost (1968) | |
| 59492 | Wára | ʦe | | | Evans et al (2017) | |
| 45876 | Warao | ma | | | Romero-Figeroa (1997) | |
| 40531 | Warapu | nĕná | | | Corris (2005) | |
| 25957 | Wargamay | ŋaɲa | | | Dixon (1981) | |
| 35037 | Warrnambool | ngathuk | | | Blake (2003) | |
| 23321 | Warta Thundai | ŋka | | | Quinn () | |
| 46452 | Warungu | ŋaɲa | | | Tsunoda (2011) | |
| 42768 | Waskia | aga | | | Ross (2014) | |
| 26025 | Watjarri | ŋaʈaña | | | Douglas (1981) | |
| 53080 | Wayuu | taja | | | Mansen and Captain (2000) | |
| 60268 | Welsh-ICR-KQ | fi | | | King (2003) | |
| 60590 | Welsh-ICR-NE | fi | | | King (2003) | |
| 60542 | Welsh-ICR-NE | fi | | | King (2003) | |
| 55022 | West-Central Limba | yama | | | Mukarovsky (1962/1963) | |
| 30464 | Western Dani | an | | | Barclay (2008) | |
| 25249 | Wilawila | ŋeːn | | | Capell and Coate (1984) | |
| 42616 | Wipim | ken | | | Dondorp and Shim (1997) | |
| 55788 | Wolof | ma | | | Ngom (2003) | |
| 25182 | Worrorra | ŋayu | | | Capell and Coate (1984) | |
| 52293 | Woun Meu | mɯ | | | Fonegra (2000) | |
| 28519 | Wunambal | ngaya | | | Carr (2000) | |
| 48298 | Yabem | ae | | | Lynch et al. (2002) | |
| 60974 | Yadhaykenu | an̪i(ßa) | | | Crowley (1983) | |
| 30925 | Yagaria | dagaea | | | Renck (1975) | |
| 52150 | Yagua | ray | | | Payne, Doris and Payne, Thomas (1990) | |
