| 43447 | Turkish | sen̪ | | | Göksel and Kerslake (2005) | |
| 48938 | Turkmen | θen | | | Dulling (1960) | |
| 44466 | Tuvaluan | koe | | | Besnier (2000) | |
| 56236 | Tuwuli | nɔ | | | Harley (2005) | |
| 52650 | Tuyuca | bɨ̃'ɨ̃ | | | Barnes and Malone (2000) | |
| 25064 | Tyeraity | niñ | | | Breen (1990) | |
| 26975 | Ukrainian | ty | | | Shevelov (1993) | |
| 24384 | Ungarinyin | ñaŋan | | | Rumsey (1982) | |
| 26681 | Upper Sorbian | ty | | | Stone (1993b) | |
| 50414 | Ura | qa | | | Crowley (1999) | |
| 49514 | Urdu | aap | | | Bhatia and Koul (2000) | |
| 40846 | Urim | kitn | | | Hemmilä and Luoma (1987) | |
| 29813 | Usan | ne | | | Reesink (1987) | |
| 39988 | Usan | ne | | | Reesink (1987) | |
| 47186 | Usarufa | e | | | Ross (1995) | |
| 46954 | Ute-Southern Paiute | ˈʔɯmɯ̥ | | | Givón (2011) | |
| 50750 | Vaeakau-Taumako | koe | | | Næss (2000) | |
| 40558 | Vanimo | mi | | | Ross (1980) | |
| 57852 | Viemo | a | | | Prost (1979) | |
| 28693 | Wahgi | nim | | | Phillips (1976) | |
| 28469 | Wambaya | nyamirniji, nyami | | | Nordlinger (1998) | |
| 31781 | Wambon | nggup | | | de Vries and de Vries-Wiersma (1992) | |
| 24860 | Wandarang | ñiñu | | | Heath (1980a) | |
| 25539 | Wangkajunga | nyuntulu | | | Jones (2011) | |
| 44850 | Wappo | miʔ | | | Thompson et al. (2006) | |
| 57996 | Wara | mi, m˩ | | | Prost (1968) | |
| 59474 | Wára | fən | | | Evans et al (2017) | |
| 45858 | Warao | ihi | | | Romero-Figeroa (1997) | |
| 40513 | Warapu | mĕmá | | | Corris (2005) | |
| 25975 | Wargamay | ŋinda | | | Dixon (1981) | |
| 35055 | Warrnambool | ngutuka | | | Blake (2003) | |
| 23339 | Warta Thundai | mbi | | | Quinn () | |
| 46434 | Warungu | jinda | | | Tsunoda (2011) | |
| 42798 | Waskia | ni | | | Ross (2014) | |
| 31008 | Wati-Wati | nginma, ngindi | | | Blake et al. (2011) | |
| 26043 | Watjarri | ñinta | | | Douglas (1981) | |
| 53062 | Wayuu | pia | | | Mansen and Captain (2000) | |
| 60250 | Welsh-ICR-KQ | ti | | | King (2003) | |
| 60572 | Welsh-ICR-NE | ti | | | King (2003) | |
| 60524 | Welsh-ICR-NE | ti | | | King (2003) | |
| 55004 | West-Central Limba | yii | | | Mukarovsky (1962/1963) | |
| 30497 | Western Dani | kat | | | Barclay (2008) | |
| 25262 | Wilawila | njaŋan | | | Capell and Coate (1984) | |
| 42598 | Wipim | man | | | Dondorp and Shim (1997) | |
| 55770 | Wolof | yow | | | Ngom (2003) | |
| 25200 | Worrorra | ŋudju | | | Capell and Coate (1984) | |
| 52275 | Woun Meu | pua | | | Fonegra (2000) | |
| 28537 | Wunambal | naa | | | Carr (2000) | |
| 48321 | Yabem | ko- | | | Lynch et al. (2002) | |
| 48280 | Yabem | aom | | | Lynch et al. (2002) | |
