| 25555 | Mandobo Atas | wemin | | | Voorhoeve (1975) | |
| 28949 | Tebi | wəli | | | Voorhoeve (1971) | |
| 23398 | Tebi | weli | | | Voorhoeve (1975) | |
| 194079 | Tauya | weisa | | | Z'graggen (1980) | night |
| 21565 | Mairasi | wei-jemi | | | Voorhoeve (1975) | |
| 164847 | Lembena (Maibi Dialect) | wau'gwar̥ | | | Davies and Comrie (1985) | night |
| 164854 | Lembena (Yariba Dialect) | wau'gat | | | Davies and Comrie (1985) | night |
| 25875 | Mekwei | wansiŋ | | | Voorhoeve (1975) | |
| 56170 | Makasae | wanat | | | Stokhof (1975) | |
| 229554 | Proto-Dumut | *wamin | night, yesterday | | Healey (1970) | |
| 231623 | Mandobo Atas (Kwem Dialect) | wamin | | | Healey (1970) | |
| 194070 | Wadaginam | waki- | | | Z'graggen (1980) | night |
| 25915 | Kemtuik | wadi | | | Voorhoeve (1975) | |
| 258098 | Mulaha | wabua | | | Dutton (1970) | night |
| 197355 | Papi | wabeo yʌřiaso | | | Conrad and Dye (1975) | |
| 126237 | Amele | vitiʔ | | | Z'graggen (1980) | night |
| 20086 | Riantana | verömbö | | | Voorhoeve (1975) | |
| 14662 | Mountain Koiari | vavi | night | | Dutton (2010) | |
| 14663 | Ömie | vahi-e | night | | Dutton (2010) | |
| 14661 | Grass Koiari | vahi | night | | Dutton (2010) | |
| 14660 | Koitabu | vahi | night | | Dutton (2010) | |
| 14659 | Proto-Koiarian | *vafi | | | Dutton (2010) | |
| 194076 | Paynamar | uβu | | | Z'graggen (1980) | night |
| 90762 | Mape | uwu | night | | McElhanon (1967) | night |
| 228451 | Abu' Arapesh | uwʌb | | | SIL (1975) | |
| 164841 | Kyenele (Kyaimbarang Dialect) | u𝒳wan | | | Davies and Comrie (1985) | night |
| 164853 | Haruai (Wiyaw Dialect) | 'ɾ̥uʌ 'wadia | | | Davies and Comrie (1985) | night |
| 37074 | Kamang (Kolomane Dialect) | ut'uŋ | | | Stokhof (1975) | |
| 73569 | Gimi | utuna(bi') | | | Scott (1978) | |
| 38597 | Kamang (Langkuru Dialect) | ŭt'un | | | Stokhof (1975) | |
| 222740 | Yaqay (Kotup Dialect) | ˈutuko | | | Kriens & Lebold (2010) | |
| 126245 | Murupi | utu heu | | | Z'graggen (1980) | night |
| 78491 | Sahu | utu | | | Visser & Voorhoeve (1987) | |
| 27340 | Kamula | utræna (ɩ) | | | Reesink (1976) | |
| 16510 | Kamula | utɔľɛlʌ | | | Shaw (1986) | |
| 28535 | Warkay-Bipim | usam | | | Voorhoeve (1971) | |
| 25715 | Warkay-Bipim | usam | | | Voorhoeve (1975) | |
| 209927 | Proto-Manubaran | *uru-(s,f)a | | | Ross (2014) | night |
| 258084 | Doromu-Koki (Bareika Dialect) | ˈurusa | | | Dutton (1970) | night |
| 209284 | Proto-Doromu | *uru-(sa) | | | Ross (2014) | night |
| 207696 | Proto-Doromu | *(uru-)sa | | | Ross (2014) | night |
| 258088 | Doromu-Koki (Lofaika Dialect) | urusa | | | Dutton (1970) | night |
| 258086 | Doromu-Koki (Aramaika Dialect) | urusa | | | Dutton (1970) | night |
| 258087 | Maria (Maiagolo Dialect) | uˈrunio | | | Dutton (1970) | night |
| 258085 | Doromu-Koki (Bareika Dialect) | ˈuruˈnio | | | Dutton (1970) | night |
| 258089 | Doromu-Koki (Lofaika Dialect) | urunio | | | Dutton (1970) | night |
| 258091 | Maria (Maranomu Dialect) | ˈuruni | | | Dutton (1970) | night |
| 206861 | Proto-Tibor-Omosa | *urun | | | Ross (2014) | night |
| 145007 | Brem | urun | | | Z'graggen (1980) | night |
| 258093 | Maria (Uderi Dialect) | ˈuruha | | | Dutton (1970) | night |
