| 55900 | Daloa Bété | ˩mʉ | | | Zogbo (2004) | |
| 48984 | Kawaiisu | ʔimia | | | Zigmond et al. (1990) | |
| 57898 | Toussian, Northern | a˥ | | | Zaugg-Coretti (2005) | |
| 53683 | Yucuna | piká | | | Yukuna, Yukuna, Schauer and Schauer (2005) | |
| 56794 | Bakwé | mɩ˩ | | | Yepi (2006) | |
| 45424 | Maithili | əhɑ̃ kẽ | | | Yadav (1996) | |
| 33133 | Amis | tisuwanan | | | Wu (2006) | |
| 48792 | Kaonde | obewa | | | Wright (2008) | |
| 25405 | Yindjibarndi | ñinta | | | Wordick (1982) | |
| 28890 | Tok Pisin | yu | | | Woodford (1979) | |
| 34651 | Cebuano | niimu | | | Wolff (1965) | |
| 56186 | Akebu | lə | | | Wolf (1907) | |
| 57946 | Tiéfo | mo˧ | | | Winkelmann (1998) | |
| 55050 | Themne | mu | | | Wilson (2007) | |
| 55138 | Nalu | ɛ | | | Wilson (2007) | |
| 55280 | Kuwaataay (Diembering Dialect) | awɛ | | | Wilson (2007) | |
| 55412 | Banhum | fi | | | Wilson (2007) | |
| 55496 | Pajade | wi | | | Wilson (2007) | |
| 55184 | Sua | ma | | | Wilson (2007) | |
| 55456 | Biafada | yi | | | Wilson (2007) | |
| 55580 | Tanda | wəj | | | Wilson (2007) | |
| 55368 | Cobiana | een | | | Wilson (2007) | |
| 54954 | Bijago | aamɔ | | | Wilson (2007) | |
| 55536 | Konyagi | wəjə | | | Wilson (2007) | |
| 55094 | Baga Sitemu | əm | | | Wilson (2007) | |
| 55232 | Jola-Kasa (Husuy Dialect) | aw | | | Wilson (2007) | |
| 55324 | Cassanga | ee | | | Wilson (2007) | |
| 55624 | Karon | awɛ | | | Wilson (1961) | |
| 54906 | Balanta-Kentohe | na | | | Wilson (1961) | |
| 51324 | Sranan | i | | | Wilner (2007) | |
| 30127 | Tetun Dili | o | | | Williams-van Klinken et al. (2002) | |
| 24930 | Yuwaalaraay | ŋinun̲a | | | Williams (1980) | |
| 46096 | Kaingang | ʔɑ̃ | | | Wiesemann (1972) | |
| 57802 | Karaboro, Eastern | ma˧ | | | Wichser (1994) | |
| 35397 | Menya | si | | | Whitehead (2004) | |
| 52456 | Siona | mɨ'ʔɨ | | | Wheeler (2000) | |
| 27574 | Occitan | -te | | | Wheeler (1988b) | |
| 27710 | Catalan | -te | | | Wheeler (1988a) | |
| 46808 | Asue Awyu | gu | | | Wester (2014) | |
| 46760 | Aghu | gu | | | Wester (2014) | |
| 46856 | Edera Awyu | go | | | Wester (2014) | |
| 46904 | South Awyu | gu | | | Wester (2014) | |
| 46712 | Mandobo | ŋɡöp | | | Wester (2014) | |
| 58090 | Bariba | nun˦ | | | Welmers (1952) | |
| 44512 | Savosavo | no | | | Wegener (2012) | |
| 50508 | Huallaga Huánuco Quechua | qam | | | Weber (1989) | |
| 49224 | Kham (Western Parbate) (Takale Dialect) | nɨ̃: | | | Watters (2002) | |
| 58804 | Ejagham | wa˧˥ | | | Watters (1981) | |
| 28394 | Djinang | ñuniñi | | | Waters (1989) | |
| 33274 | Thao | ihu | | | Wang (2004) | |
