| 31842 | Bauwaki | uka | | | SIL (1973) | |
| 159766 | Bimin | uk-tem | white ashes | | McElhanon and Voorhoeve (1970) | ashes |
| 159775 | Gogodala | ukuru | | | McElhanon and Voorhoeve (1970) | ashes |
| 24218 | Yali, Angguruk | ul | | | Bromley (1967) | |
| 26213 | Silimo | ul | | | Bromley (1967) | |
| 179724 | Ganglau | ulu | | | Z'graggen (1980) | ashes |
| 21383 | Kamberau | umia | | | Voorhoeve (1975) | |
| 21423 | Buruwai | umida | | | Voorhoeve (1975) | |
| 6193 | Kaki Ae | umu | | | Brown (1973) | |
| 216152 | Uyajitaya (Palipa Dialect) | ɑumudʒi | | | Rueck & Jore (2003) | |
| 216835 | Uyajitaya (Subalulu Dialect) | ɑumudʒi | | | Rueck & Jore (2003) | |
| 23421 | Zorop | unduk | | | Voorhoeve (1975) | |
| 28989 | Zorop | unduḳ | | | Voorhoeve (1971) | |
| 159769 | Pare | unɛkamɛ | | | McElhanon and Voorhoeve (1970) | ashes |
| 163516 | Kobon | ɾ̥unə'me | | | Davies and Comrie (1985) | ashes |
| 27894 | Bariji | uŋotu | | | Wilson (1969) | |
| 245066 | Chenapian | untšinɨb | | | SIL (1983) | |
| 159798 | Yau (mup Dialect) | upmɔp | | | McElhanon and Voorhoeve (1970) | ashes |
| 166109 | Kuot | ura | | | Lindström (2008) | |
| 6531 | Ankave | uraaga | | | Lloyd (1973) | |
| 15714 | Tainae | uraage | | | Lloyd (1973) | |
| 123672 | Matepi | urit | | | Z'graggen (1980) | ashes |
| 226102 | Gizra (Kupere Dialect) | ur̃pʰipʰ | | | Fleischmann and Turpeinen (1976) | |
| 226196 | Gizra (Togo Dialect) | ur̃pʰipʰ | | | Fleischmann and Turpeinen (1976) | |
| 225920 | Gizra (Waidoro Dialect) | ur̃pʰipʰupʰ | | | Fleischmann and Turpeinen (1976) | |
| 226011 | Gizra (Waidoro Dialect) | ur̃pʰipʰupʰ | | | Fleischmann and Turpeinen (1976) | |
| 25613 | Kais | urubu | | | Voorhoeve (1975) | |
| 22345 | Moni | usa imu | | | Voorhoeve (1975) | |
| 258305 | Maria (Maiagolo Dialect) | uˈso | | | Dutton (1970) | ashes (black) |
| 179721 | Lemio | usukai | | | Z'graggen (1980) | ashes |
| 200511 | Wagi (Kamba Dialect) | usur | | | Spencer et al. (2011) | |
| 123677 | Wagi | usur | | | Z'graggen (1980) | ashes |
| 240831 | Angoram (Magendo Dialect) | ˈutʰəkʰaře | | | Abbott (1985) | |
| 166110 | Kuot | utərə | | | Lindström (2008) | |
| 15614 | Mountain Koiari | uti | ashes, fireplace | | Dutton (2010) | |
| 209758 | Proto-Maria | *uto | | | Ross (2014) | ashes (black) |
| 258311 | Maria | uˈto | | | Dutton (1970) | ashes (black) |
| 258309 | Maria (Uderi Dialect) | uˈto | | | Dutton (1970) | ashes (black) |
| 258307 | Maria (Maranomu Dialect) | uˈto | | | Dutton (1970) | ashes (black) |
| 192759 | Tauya | utu | | | Z'graggen (1980) | ashes |
| 15612 | Koitabu | utuɣo | ashes | | Dutton (2010) | |
| 15611 | Proto-Koiariac | *utuɣu | | | Dutton (2010) | |
| 15613 | Grass Koiari | utuvu | ashes | | Dutton (2010) | |
| 217479 | Uare | u'vahu | | | SIL (1988) | |
| 258308 | Uare | uˈvahu | | | Dutton (1970) | ashes (black) |
| 123659 | Garus | vei | | | Z'graggen (1980) | ashes |
| 227037 | Wipi (Kuru Dialect) | vivəl | | | Fleischmann and Turpeinen (1976) | |
| 209657 | Proto-Doromu | *(v)udo | | | Ross (2014) | ashes (black) |
| 6328 | Angaataha | waatɨ-patɨ | | | Lloyd (1973) | |
| 24967 | Munggui | wabu | | | Voorhoeve (1975) | |
