| 90856 | Somba-Siawari (Mindik Dialect) | kie | rain | | McElhanon (1967) | rain |
| 15809 | Sonia | mɔ͂ | rain | | Shaw (1986) | rain |
| 159350 | Southern Kiwai (Tureture Dialect) | wihare | | | McElhanon and Voorhoeve (1970) | rain |
| 2415 | Southern Kiwai (Tureture Dialect) | wihare | rain | | Wurm (1973) | rain |
| 17432 | Southern Kiwai | wiawia | rain | | Wurm (1973) | rain |
| 17359 | Southern Kiwai | moburu | rain | | Wurm (1973) | rain |
| 159348 | Southern Kiwai | wiawia | | | McElhanon and Voorhoeve (1970) | rain |
| 30860 | Sowanda | po | rain | | Voorhoeve (1971) | rain |
| 159426 | Suena | wa | | | McElhanon and Voorhoeve (1970) | rain |
| 28452 | Suena | wa | rain | | Wilson (1969) | rain |
| 159347 | Suki | goama | | | McElhanon and Voorhoeve (1970) | rain |
| 180360 | Sumau | ʔɛnɛ | | | Z'graggen (1980) | rain |
| 27561 | Tabo | wegola | rain | | Reesink (1976) | rain |
| 1610 | Tabo | wegola | rain | | Wurm (1973) | rain |
| 245937 | Tabriak | gubut | | | SIL (1967) | |
| 245763 | Tabriak | manam | | | SIL (1990) | |
| 30300 | Taikat | mow | rain | | Voorhoeve (1971) | rain |
| 15705 | Tainae | ṇnaa' | rain | | Lloyd (1973) | rain |
| 3156 | Tairuma | lai | rain | | Brown (1973) | rain |
| 30382 | Tamagario | muna | rain | | Voorhoeve (1971) | rain |
| 212037 | Tangko | ʔɔm | | | Hughes (2009) | |
| 218124 | Tauade | itʰpanai | | | SIL (1980) | |
| 216355 | Tause | kɾia | | | Clouse (1997) | |
| 216354 | Tause (Deirate Dialect) | kwiia | | | Clouse (1997) | |
| 216353 | Tause (Weirate Dialect) | kulia | | | Clouse (1997) | |
| 5090 | Tebera | hwa | rain | | Macdonald (1973) | rain |
| 28951 | Tebi | kəwei | rain | | Voorhoeve (1971) | rain |
| 159333 | Telefol | weeb | | | McElhanon and Voorhoeve (1970) | rain |
| 159332 | Tifal | woom | | | McElhanon and Voorhoeve (1970) | rain |
| 90859 | Timbe | tânâk | rain | | McElhanon (1967) | rain |
| 159412 | Timbe | tɔnɔk | | | McElhanon and Voorhoeve (1970) | rain |
| 4418 | Toaripi (Sepoe Dialect) | lai | rain | | Brown (1973) | rain |
| 3779 | Toaripi | lai | rain | | Brown (1973) | rain |
| 159410 | Tobo | kia | | | McElhanon and Voorhoeve (1970) | rain |
| 90864 | Tobo | kia | rain | | McElhanon (1967) | rain |
| 30611 | Tofanma | la | rain | | Voorhoeve (1971) | rain |
| 220997 | Tokano | 'ǥoľina | | | SIL (1965) | |
| 239165 | Tok Pisin | ren | rain | | Abbott (1985) | |
| 243885 | Torricelli | atsou | | | Laycock (1968) | |
| 214798 | Tsaukambo | ˈʔæɸibɔ | | | Hughes (2009) | |
| 159389 | Tuma-Irumu (Irumu Dialect) | iwʌn | | | McElhanon and Voorhoeve (1970) | rain |
| 258076 | Uare | iˈrugu | | | Dutton (1970) | rain |
| 217516 | Uare | ɩ'ruk·u | | | SIL (1988) | |
| 159366 | Ufim | yaŋgo | | | McElhanon and Voorhoeve (1970) | rain |
| 143341 | Ukuriguma | yat | | | Z'graggen (1980) | rain |
| 228911 | Unknown (possibly Konomala) | dʌf | daf | | SIL () | |
| 230778 | Ura | suigi | | | SIL (1975) | |
| 228224 | Ura | suiigi | | | SIL (1970) | |
| 228731 | Ura | suɩ'ɩgɩ | | | SIL (1971) | |
| 243886 | Urat | isih | | | Laycock (1968) | |
