| 214884 | Tsaukambo | ˈɸæːkæ | | | Hughes (2009) | |
| 155614 | Tuma-Irumu (Irumu Dialect) | kɔndaki | | | McElhanon and Voorhoeve (1970) | new |
| 217698 | Uare | ɩ'j₊ik·ʌ | | | SIL (1988) | |
| 259105 | Uare | iʒiga | | | Dutton (1970) | new (house) |
| 155593 | Ufim | kundziyoŋ | | | McElhanon and Voorhoeve (1970) | new |
| 144489 | Ukuriguma | tomɔn | | | Z'graggen (1980) | (new) |
| 228299 | Ura | yʌrini | | | SIL (1970) | |
| 228806 | Ura | yʌrɩnɩ | | | SIL (1971) | |
| 230854 | Ura | iařʌs | | | SIL (1975) | |
| 155616 | Uri | iŋaʔi | | | McElhanon and Voorhoeve (1970) | new |
| 200294 | Uri (Siara Dialect) | iŋɑʔni | | | Retsema et al. (2009) | |
| 200382 | Uri (Sintogoro Dialect) | iŋɑʔne | | | Retsema et al. (2009) | |
| 181537 | Urigina | amuŋgo | | | Z'graggen (1980) | new |
| 144482 | Usan | temen | | | Z'graggen (1980) | (new) |
| 30771 | Usku | ntabo | | | Voorhoeve (1971) | |
| 193782 | Utarmbung | rege- | | | Z'graggen (1980) | new |
| 125670 | Utu | ezog | | | Z'graggen (1980) | new |
| 181539 | Uya | umad | | | Z'graggen (1980) | new |
| 216259 | Uyajitaya (Didiwala Dialect) | sɑmɑ | | | Rueck & Jore (2003) | |
| 217113 | Uyajitaya (Gisi Dialect) | sɑmɑ | | | Rueck & Jore (2003) | |
| 216139 | Uyajitaya (Palipa Dialect) | sɑmɑ | | | Rueck & Jore (2003) | |
| 216822 | Uyajitaya (Subalulu Dialect) | sɑmɑ | | | Rueck & Jore (2003) | |
| 216942 | Uyajitaya (Udibai Dialect) | sɑmɑ | | | Rueck & Jore (2003) | |
| 216019 | Uyajitaya (Uya Dialect) | sɑmɑ | | | Lambrecht et al. (2008) | |
| 181541 | Uyajitaya | zama | | | Z'graggen (1980) | new |
| 30137 | Viid | nim | | | Voorhoeve (1971) | |
| 155583 | Waboda | korio | | | McElhanon and Voorhoeve (1970) | new |
| 2653 | Waboda | korio | | | Wurm (1973) | |
| 193786 | Wadaginam | su- | | | Z'graggen (1980) | new |
| 201057 | Wagi (Foran Dialect) | fɔu | | | Spencer et al. (2011) | |
| 200496 | Wagi (Kamba Dialect) | fou | | | Spencer et al. (2011) | |
| 200920 | Wagi (Mis Dialect) | fou | | | Spencer et al. (2011) | |
| 200777 | Wagi (Silibob Dialect) | founah | | | Spencer et al. (2011) | |
| 125677 | Wagi | faug | | | Z'graggen (1980) | new |
| 200640 | Wagi | fou | | | Spencer et al. (2011) | |
| 27027 | Walak | get | | | Bromley (1967) | |
| 196948 | Walio | miakʌǏau | | | Conrad and Dye (1975) | |
| 125654 | Wamas | vouva | | | Z'graggen (1980) | new |
| 125655 | Wamas | kauta | | | Z'graggen (1980) | new |
| 155566 | Wambon | ariok | | | McElhanon and Voorhoeve (1970) | new |
| 214324 | Wambon | nɛɴˈɢɛmɔn | | | Hughes (2009) | |
| 144476 | Wanambre | numu | | | Z'graggen (1980) | (new) |
| 144477 | Wanambre | kanokɔl | | | Z'graggen (1980) | (new) |
| 211880 | Wanggom | ˈælɯmɔʔ | | | Hughes (2009) | |
| 155611 | Wantoat | kayuk | | | McElhanon and Voorhoeve (1970) | new |
| 155612 | Wantoat (Bam Dialect) | kwʌlak | | | McElhanon and Voorhoeve (1970) | new |
| 155613 | Wantoat (Yagawak Dialect) | kondake | | | McElhanon and Voorhoeve (1970) | new |
| 30955 | Waris | nəmɛl | | | Voorhoeve (1971) | |
| 220510 | Waritai | sgaɾi^ | | | Clouse (1997) | |
| 220357 | Waritai | sgaɾi^ | | | Clouse (1997) | |
