| 35669 | Wersing | y'ɛlɛ | path | | Stokhof (1975) | |
| 30961 | Waris | muna | road/path | | Voorhoeve (1971) | road/path |
| 160164 | Wantoat (Yagawak Dialect) | kʌndet | | | McElhanon and Voorhoeve (1970) | road |
| 160162 | Wantoat (Saseng Dialect) | kasit | | | McElhanon and Voorhoeve (1970) | road |
| 160160 | Wantoat (Leron Dialect) | kahit | | | McElhanon and Voorhoeve (1970) | road |
| 160163 | Wantoat (Bam Dialect) | kewa | | | McElhanon and Voorhoeve (1970) | road |
| 160161 | Wantoat | kepi | | | McElhanon and Voorhoeve (1970) | road |
| 211839 | Wanggom | ˈʔiːɤɾiˈɔʔ | | | Hughes (2009) | |
| 196954 | Walio | ʔɛᵽobu | | | Conrad and Dye (1975) | |
| 27035 | Walak | tuwan | | | Bromley (1967) | |
| 200645 | Wagi | ih | | | Spencer et al. (2011) | |
| 200783 | Wagi (Silibob Dialect) | ih | | | Spencer et al. (2011) | |
| 200927 | Wagi (Mis Dialect) | if | | | Spencer et al. (2011) | |
| 200503 | Wagi (Kamba Dialect) | ih | | | Spencer et al. (2011) | |
| 201063 | Wagi (Foran Dialect) | if | | | Spencer et al. (2011) | |
| 160130 | Waboda | gabo | | | McElhanon and Voorhoeve (1970) | road |
| 30143 | Viid | mona | road/path | | Voorhoeve (1971) | road/path |
| 216025 | Uyajitaya (Uya Dialect) | dʒɑlɑ | | | Lambrecht et al. (2008) | |
| 216948 | Uyajitaya (Udibai Dialect) | dʒɑlɑ | | | Rueck & Jore (2003) | |
| 216828 | Uyajitaya (Subalulu Dialect) | dʒɑlɑ | | | Rueck & Jore (2003) | |
| 216145 | Uyajitaya (Palipa Dialect) | dʒɑlɑ | | | Rueck & Jore (2003) | |
| 217142 | Uyajitaya (Gisi Dialect) | dʒɑlɑ | | | Rueck & Jore (2003) | |
| 216265 | Uyajitaya (Didiwala Dialect) | dʒɑlɑ | | | Rueck & Jore (2003) | |
| 30775 | Usku | tra | road/path | | Voorhoeve (1971) | road/path |
| 200388 | Uri (Sintogoro Dialect) | kʌdʌpʌŋ | | | Retsema et al. (2009) | |
| 200300 | Uri (Siara Dialect) | kʌdʌpmʌŋ | | | Retsema et al. (2009) | |
| 160167 | Uri | kʌdʌpmʌŋ | | | McElhanon and Voorhoeve (1970) | road |
| 228701 | Ura | mʌɩskʌ | | | SIL (1971) | |
| 230748 | Ura | iska | | | SIL (1975) | |
| 228194 | Ura | mʌiskʌ | | | SIL (1970) | |
| 228872 | Unknown (possibly Konomala) | ŋas | | | SIL () | |
| 160142 | Ufim | ore | | | McElhanon and Voorhoeve (1970) | road |
| 217473 | Uare | 'ibɩ | | | SIL (1988) | |
| 160165 | Tuma-Irumu (Irumu Dialect) | kandet | | | McElhanon and Voorhoeve (1970) | road |
| 214845 | Tsaukambo | hœwi | | | Hughes (2009) | |
| 239149 | Tok Pisin | rot | road | | Abbott (1985) | |
| 220982 | Tokano | aka | | | SIL (1965) | |
| 30613 | Tofanma | meka | road/path | | Voorhoeve (1971) | road/path |
| 91214 | Tobo | kâna | road | | McElhanon (1967) | road |
| 160188 | Tobo | kʌna | | | McElhanon and Voorhoeve (1970) | road |
| 91209 | Timbe | dâp | road | | McElhanon (1967) | road |
| 160190 | Timbe | dɔp | | | McElhanon and Voorhoeve (1970) | road |
| 160116 | Tifal | liib | | | McElhanon and Voorhoeve (1970) | road |
| 78776 | Tidore | linga | | | Pikkert et al (1994) | |
| 160117 | Telefol | ileeb | | | McElhanon and Voorhoeve (1970) | road |
| 36137 | Teiwa (Sargang Dialect) | t'ɔhɔr | road | | Stokhof (1975) | |
| 36152 | Teiwa (Sargang Dialect) | it'arr | path | | Stokhof (1975) | |
| 36957 | Teiwa (Madar Dialect) | tɔɔr | road | | Stokhof (1975) | |
| 36972 | Teiwa (Madar Dialect) | ʰit'ar | path | | Stokhof (1975) | |
| 38481 | Teiwa (Lebang Dialect) | tɛw'ar | path | | Stokhof (1975) | |
