| 60174 | Cora-ICR-WB | (i)nyaa, nu, nu'u | | | Casad, Eugene H. () | |
| 60348 | Cora - ICR - KQ | (í)nyaa | | | Casad, Eugene H. () | |
| 52055 | Boruca | at | | | Castro (2007) | |
| 52199 | Cubeo | jɨ | | | Chacon (2012) | |
| 44630 | Bullom So | yà | | | Childs (2011) | |
| 54265 | Camsá | at̪ | | | Chindoy (1962) | |
| 56636 | Akan | mé | | | Christaller (1875) | |
| 42254 | Kaki Ae | naro | | | Clifton (1997) | |
| 41602 | Hewa | 'ano | | | Cochran (1968) | |
| 49054 | Tswana | nnɑ | | | Cole (1955) | |
| 41322 | Sepik Iwam | kara | | | Conrad (1993) | |
| 40626 | Bukiyip | yek | | | Conrad and Wogiga (1991) | |
| 40674 | Mufian | ae' | | | Conrad et al. (1978) | |
| 51915 | Bribri | yeʔ=rʊ, yɔ | | | Constenla et al. (1979) | |
| 51806 | Malecu | tonti | | | Constenla Umaña (1998) | |
| 45494 | Sarcee | síní | | | Cook (1984) | |
| 49774 | Seselwa Creole French | mô | | | Corne (1977) | |
| 40533 | Warapu | nĕná | | | Corris (2005) | |
| 44918 | Ao Naga (Mongsen Dialect) | nì | | | Coupe (2008) | |
| 40075 | Sentani | da | | | Cowan (1965) | |
| 31831 | Sentani | dəjɛ | | | Cowan (1965) | |
| 31830 | Sentani | d- | | | Cowan (1965) | |
| 31829 | Sentani | da | | | Cowan (1965) | |
| 43959 | North Levantine Arabic (Damascene Dialect) | ʔana | | | Cowell (1964) | |
| 52622 | Siriano | ʝɨɨ́ | | | Criswell and Badrup (2000) | |
| 23387 | Paamese | inau | | | Crowley (1982) | |
| 60976 | Yadhaykenu | ayu(ßa) | | | Crowley (1983) | |
| 29208 | Angkamuthi | ayuβa | | | Crowley (1983) | |
| 29140 | Atampaya | ayuβa | | | Crowley (1983) | |
| 50434 | Ura | yau | | | Crowley (1999) | |
| 46166 | Pashto (Northern Dialect) | zə | | | David (2014) | |
| 29876 | Kobon | ad | | | Davies (1981) | |
| 29875 | Kobon | yad | | | Davies (1981) | |
| 39052 | Kobon | yad | | | Davies (1981) | |
| 31500 | Madurese | səŋkoʔ | | | Davies (2010) | |
| 32808 | Bunun | nak | | | de Busser (2009) | |
| 32807 | Bunun | ðaku | | | de Busser (2009) | |
| 28428 | Martuthunira | ngayu | | | Dench (1995) | |
| 46262 | Hixkaryána | uro | | | Derbyshire (1979) | |
| 44199 | Basque (Standard Dialect) | nik | | | de Rijk (2008) | |
| 57584 | Makwe | míipa | | | Devos (2008) | |
| 31569 | Kombai | nu | | | de Vries (1993) | |
| 41782 | Yahadian | nénigi | | | de Vries (2004) | |
| 26159 | Inanwatan | náiti | | | de Vries (2004) | |
| 41830 | Puragi | neʔí | | | de Vries (2004) | |
| 41870 | Kokoda | néiγa | | | de Vries (2004) | |
| 31761 | Wambon | nuk | | | de Vries and de Vries-Wiersma (1992) | |
| 53885 | Tsafiki | la | | | Dickinson (2002) | |
| 46310 | Northern Pumi (Northwest Yunnan Dialect) | ɜ˥ | | | Ding (2014) | |
| 62348 | Yidiny | ŋɑyu | | | Dixon (1977) | |
