| 62546 | Tsafiki | nu | | | Dickinson (2002) | |
| 44226 | Tshangla | nan | | | Andvik (2010) | |
| 49033 | Tswana | wenɑ | | | Cole (1955) | |
| 54619 | Tucano | mɨʔɨ̂ | | | Ramirez (1997) | |
| 34798 | Tukang Besi | ikoʔo | | | Donohue (1997) | |
| 57323 | Tula | mwɔn | | | Lukas (1955/1956) | |
| 54056 | Tunebo Central | baha | | | Headland (1994) | |
| 43446 | Turkish | sen̪ | | | Göksel and Kerslake (2005) | |
| 48937 | Turkmen | θen | | | Dulling (1960) | |
| 44417 | Tuvaluan | koe | | | Besnier (2000) | |
| 56235 | Tuwuli | nɔ | | | Harley (2005) | |
| 52649 | Tuyuca | bɨ̃'ɨ̃ | | | Barnes and Malone (2000) | |
| 25065 | Tyeraity | niñ | | | Breen (1990) | |
| 26976 | Ukrainian | ty | | | Shevelov (1993) | |
| 24385 | Ungarinyin | ñaŋan | | | Rumsey (1982) | |
| 26682 | Upper Sorbian | ty | | | Stone (1993b) | |
| 50413 | Ura | qa | | | Crowley (1999) | |
| 49513 | Urdu | aap | | | Bhatia and Koul (2000) | |
| 40845 | Urim | kitn | | | Hemmilä and Luoma (1987) | |
| 29814 | Usan | an | | | Reesink (1987) | |
| 39989 | Usan | ne- | | | Reesink (1987) | |
| 47185 | Usarufa | e | | | Ross (1995) | |
| 46953 | Ute-Southern Paiute | ˈʔɯmɯ̥ | | | Givón (2011) | |
| 50749 | Vaeakau-Taumako | koe | | | Næss (2000) | |
| 40557 | Vanimo | mi | | | Ross (1980) | |
| 57851 | Viemo | a | | | Prost (1979) | |
| 28694 | Wahgi | nim | | | Phillips (1976) | |
| 28470 | Wambaya | nyamirniji, nyami | | | Nordlinger (1998) | |
| 31782 | Wambon | nggup | | | de Vries and de Vries-Wiersma (1992) | |
| 24861 | Wandarang | ñiñu | | | Heath (1980a) | |
| 25540 | Wangkajunga | nyuntu | | | Jones (2011) | |
| 44849 | Wappo | miʔ | | | Thompson et al. (2006) | |
| 57995 | Wara | mi, m˩ | | | Prost (1968) | |
| 59473 | Wára | fe | | | Evans et al (2017) | |
| 45857 | Warao | ihi | | | Romero-Figeroa (1997) | |
| 40512 | Warapu | mĕmá | | | Corris (2005) | |
| 25976 | Wargamay | ŋinba | | | Dixon (1981) | |
| 35056 | Warrnambool | ngutuk | | | Blake (2003) | |
| 23340 | Warta Thundai | mba | | | Quinn () | |
| 46433 | Warungu | jinda | | | Tsunoda (2011) | |
| 42797 | Waskia | ni | | | Ross (2014) | |
| 31009 | Wati-Wati | nginma, ngindi | | | Blake et al. (2011) | |
| 26044 | Watjarri | ñinta | | | Douglas (1981) | |
| 53061 | Wayuu | pia | | | Mansen and Captain (2000) | |
| 60249 | Welsh-ICR-KQ | ti | | | King (2003) | |
| 60571 | Welsh-ICR-NE | ti | | | King (2003) | |
| 60523 | Welsh-ICR-NE | ti | | | King (2003) | |
| 55003 | West-Central Limba | yii | | | Mukarovsky (1962/1963) | |
| 30498 | Western Dani | kat | | | Barclay (2008) | |
| 25263 | Wilawila | njaŋan | | | Capell and Coate (1984) | |
