| 156480 | Tuma-Irumu (Irumu Dialect) | gup | | | McElhanon and Voorhoeve (1970) | skin |
| 23655 | Tunggare | isaʔa | | | Voorhoeve (1975) | |
| 217493 | Uare | a'hiṟʟ | | | SIL (1988) | |
| 257884 | Uare | aˈhiri | | | Dutton (1970) | skin |
| 156451 | Ufim | gɔbi | | | McElhanon and Voorhoeve (1970) | skin |
| 140682 | Ukuriguma | guʌːn | | | Z'graggen (1980) | (skin) |
| 228858 | Unknown (possibly Konomala) | pʰʌlkⁿeⁱn | | | SIL () | |
| 228864 | Unknown (possibly Konomala) | pʰʌlɩn | | | SIL () | |
| 230737 | Ura | aslɩɣɩge | | | SIL (1975) | |
| 228690 | Ura | ʌ sliyɩgɛ | | | SIL (1971) | |
| 228183 | Ura | ʌ sliyigɛ | | | SIL (1970) | |
| 243637 | Urat | yahreik | | | Laycock (1968) | |
| 156482 | Uri | gik | | | McElhanon and Voorhoeve (1970) | skin |
| 200263 | Uri (Siara Dialect) | fuguni | | | Retsema et al. (2009) | |
| 200262 | Uri (Siara Dialect) | giknim | | | Retsema et al. (2009) | |
| 200352 | Uri (Sintogoro Dialect) | fugu | | | Retsema et al. (2009) | |
| 177673 | Urigina | mɛmbɛ- | | | Z'graggen (1980) | skin |
| 243638 | Urim | palək | | | Laycock (1968) | |
| 140677 | Usan | goʌn | | | Z'graggen (1980) | (skin) |
| 30781 | Usku | ninje | | | Voorhoeve (1971) | |
| 19686 | Usku | ninye | | | Voorhoeve (1975) | |
| 191583 | Utarmbung | wʉsa- | | | Z'graggen (1980) | skin |
| 121406 | Utu | fe- | | | Z'graggen (1980) | skin |
| 121405 | Utu | gara | | | Z'graggen (1980) | skin |
| 177675 | Uya | gijʌ- | | | Z'graggen (1980) | skin |
| 216212 | Uyajitaya (Didiwala Dialect) | gɑnɑ | | | Rueck & Jore (2003) | |
| 217066 | Uyajitaya (Gisi Dialect) | gɑnɑ | | | Rueck & Jore (2003) | |
| 216092 | Uyajitaya (Palipa Dialect) | gɑnɑ | | | Lambrecht et al. (2008) | |
| 216774 | Uyajitaya (Subalulu Dialect) | gɑnɑ | | | Rueck & Jore (2003) | |
| 216895 | Uyajitaya (Udibai Dialect) | gɑnɑ | | | Rueck & Jore (2003) | |
| 215972 | Uyajitaya (Uya Dialect) | gɑnɑ | | | Lambrecht et al. (2008) | |
| 177678 | Uyajitaya | kana- | | | Z'graggen (1980) | skin |
| 30148 | Viid | kep | | | Voorhoeve (1971) | |
| 19243 | Viid | kep | | | Voorhoeve (1975) | |
| 24752 | Wabo | rerawe | | | Voorhoeve (1975) | |
| 156435 | Waboda | tamakere | | | McElhanon and Voorhoeve (1970) | skin |
| 2611 | Waboda | tamakere | | | Wurm (1973) | |
| 191587 | Wadaginam | -tsɨwaŋgənʌmp | | | Z'graggen (1980) | skin |
| 201005 | Wagi (Foran Dialect) | gonɛl | | | Spencer et al. (2011) | |
| 200441 | Wagi (Kamba Dialect) | gara | | | Spencer et al. (2011) | |
| 200584 | Wagi (Kamba Dialect) | garal | | | Spencer et al. (2011) | |
| 200861 | Wagi (Mis Dialect) | gonɛh | | | Spencer et al. (2011) | |
| 200722 | Wagi (Silibob Dialect) | gonɛl | | | Spencer et al. (2011) | |
| 121417 | Wagi | gone- | | | Z'graggen (1980) | skin |
| 27043 | Walak | nakat𝛿o | skin (my) | | Bromley (1967) | skin (my) |
| 196961 | Walio | aᵽayo | | | Conrad and Dye (1975) | |
| 121389 | Wamas | gara- | | | Z'graggen (1980) | skin |
| 230925 | Wambon | kotay | | | Healey (1970) | |
| 20976 | Wambon | kotae | | | Voorhoeve (1975) | |
| 214197 | Wambon | qɑt | | | Hughes (2009) | |
