| 216157 | Uyajitaya (Palipa Dialect) | jɑgɛ | | | Rueck & Jore (2003) | |
| 217158 | Uyajitaya (Gisi Dialect) | jɑgɛ | | | Rueck & Jore (2003) | |
| 216277 | Uyajitaya (Didiwala Dialect) | jɑgɛ | | | Rueck & Jore (2003) | |
| 180363 | Uya | ʌsi mʌt | | | Z'graggen (1980) | rain |
| 124374 | Utu | va | | | Z'graggen (1980) | rain |
| 193109 | Utarmbung | r̃ːa- | | | Z'graggen (1980) | rain |
| 30773 | Usku | nemblei | rain | | Voorhoeve (1971) | rain |
| 143336 | Usan | ya | | | Z'graggen (1980) | rain |
| 243887 | Urim | huw | | | Laycock (1968) | |
| 180361 | Urigina | kouyawa | | | Z'graggen (1980) | rain |
| 200399 | Uri (Sintogoro Dialect) | gimɑk | | | Retsema et al. (2009) | |
| 200312 | Uri (Siara Dialect) | gimɑk | | | Retsema et al. (2009) | |
| 159391 | Uri | gimak | | | McElhanon and Voorhoeve (1970) | rain |
| 243886 | Urat | isih | | | Laycock (1968) | |
| 228731 | Ura | suɩ'ɩgɩ | | | SIL (1971) | |
| 228224 | Ura | suiigi | | | SIL (1970) | |
| 230778 | Ura | suigi | | | SIL (1975) | |
| 228911 | Unknown (possibly Konomala) | dʌf | daf | | SIL () | |
| 143341 | Ukuriguma | yat | | | Z'graggen (1980) | rain |
| 159366 | Ufim | yaŋgo | | | McElhanon and Voorhoeve (1970) | rain |
| 258076 | Uare | iˈrugu | | | Dutton (1970) | rain |
| 217516 | Uare | ɩ'ruk·u | | | SIL (1988) | |
| 159389 | Tuma-Irumu (Irumu Dialect) | iwʌn | | | McElhanon and Voorhoeve (1970) | rain |
| 214798 | Tsaukambo | ˈʔæɸibɔ | | | Hughes (2009) | |
| 243885 | Torricelli | atsou | | | Laycock (1968) | |
| 239165 | Tok Pisin | ren | rain | | Abbott (1985) | |
| 220997 | Tokano | 'ǥoľina | | | SIL (1965) | |
| 30611 | Tofanma | la | rain | | Voorhoeve (1971) | rain |
| 90864 | Tobo | kia | rain | | McElhanon (1967) | rain |
| 159410 | Tobo | kia | | | McElhanon and Voorhoeve (1970) | rain |
| 3779 | Toaripi | lai | rain | | Brown (1973) | rain |
| 4418 | Toaripi (Sepoe Dialect) | lai | rain | | Brown (1973) | rain |
| 159412 | Timbe | tɔnɔk | | | McElhanon and Voorhoeve (1970) | rain |
| 90859 | Timbe | tânâk | rain | | McElhanon (1967) | rain |
| 159332 | Tifal | woom | | | McElhanon and Voorhoeve (1970) | rain |
| 159333 | Telefol | weeb | | | McElhanon and Voorhoeve (1970) | rain |
| 28951 | Tebi | kəwei | rain | | Voorhoeve (1971) | rain |
| 5090 | Tebera | hwa | rain | | Macdonald (1973) | rain |
| 216353 | Tause (Weirate Dialect) | kulia | | | Clouse (1997) | |
| 216354 | Tause (Deirate Dialect) | kwiia | | | Clouse (1997) | |
| 216355 | Tause | kɾia | | | Clouse (1997) | |
| 218124 | Tauade | itʰpanai | | | SIL (1980) | |
| 212037 | Tangko | ʔɔm | | | Hughes (2009) | |
| 30382 | Tamagario | muna | rain | | Voorhoeve (1971) | rain |
| 3156 | Tairuma | lai | rain | | Brown (1973) | rain |
| 15705 | Tainae | ṇnaa' | rain | | Lloyd (1973) | rain |
| 30300 | Taikat | mow | rain | | Voorhoeve (1971) | rain |
| 245763 | Tabriak | manam | | | SIL (1990) | |
| 245937 | Tabriak | gubut | | | SIL (1967) | |
| 1610 | Tabo | wegola | rain | | Wurm (1973) | rain |
