| 228294 | Ura | mʌřən | | | SIL (1970) | |
| 228801 | Ura | mʌřən | | | SIL (1971) | |
| 228987 | Unknown (possibly Konomala) | iřʌřoᵘn | | | SIL () | |
| 144343 | Ukuriguma | bi:nʌt | | | Z'graggen (1980) | heavy |
| 259859 | Uare | aˈduka | | | Dutton (1970) | heavy |
| 217693 | Uare | ʌ'tukʌ | | | SIL (1988) | |
| 239220 | Tok Pisin | hevi | heavy | | Abbott (1985) | |
| 221143 | Tokano | geni okaƀe | | | SIL (1965) | |
| 197108 | Tifal | luùm | | | Loughnane and Fedden (2011) | |
| 197107 | Tifal | ùluùm | | | Loughnane and Fedden (2011) | |
| 197196 | Telefol | iluúm | | | Loughnane and Fedden (2011) | |
| 193710 | Tauya | uɸuma | | | Z'graggen (1980) | heavy |
| 214569 | Tause (Weirate Dialect) | dɛbɾi | | | Clouse (1997) | |
| 214570 | Tause (Deirate Dialect) | dei | | | Clouse (1997) | |
| 214571 | Tause | dɛβɾi | | | Clouse (1997) | |
| 218453 | Tauade | ɔiy'akɔ 'aiyarai | | | SIL (1980) | |
| 218461 | Tauade | agotʌu | | | SIL (1980) | |
| 30364 | Tamagario | karim | | | Voorhoeve (1971) | |
| 31373 | Tairora, South | marʌndʌiho | | | SIL (1976) | |
| 73211 | Tairora, North | maramentero | | | Scott (1978) | |
| 245837 | Tabriak | ipɨsɨkɨn | | | SIL (1990) | |
| 246005 | Tabriak | yubusɩkʰi | kʰay yubusɩkʰi | | SIL (1967) | |
| 181397 | Sumau | ʔui- | | | Z'graggen (1980) | heavy |
| 78818 | Suki | mini | | | Voorhoeve (1970) | |
| 51065 | Suena | mou | heavy | | Smallhorn (2011) | |
| 181396 | Sop | kuᵬ | | | Z'graggen (1980) | heavy |
| 218045 | Som | maranyi | | | SIL (1968) | |
| 181390 | Siroi | piti(nu) | | | Z'graggen (1980) | heavy |
| 181384 | Sinsauru | hɛmili- | | | Z'graggen (1980) | heavy |
| 259863 | Sinaugoro | meto- | | | Dutton (1970) | heavy |
| 125510 | Silopi | unʌː | | | Z'graggen (1980) | heavy |
| 193696 | Sileibi | pumugu | | | Z'graggen (1980) | heavy |
| 214583 | Sikaritai | dopia | | | Clouse (1997) | |
| 125493 | Sihan | urumen | | | Z'graggen (1980) | heavy |
| 32189 | Siane | geina | | | SIL (1987) | |
| 73210 | Siane | kéiná (íye) | | | Scott (1978) | |
| 202665 | Setaman (Seltamin Dialect) | iɾum | | | Van Cott and Spencer (2010) | |
| 202924 | Setaman (Baktamin Dialect) | iɾum | | | Van Cott and Spencer (2010) | |
| 30033 | Sawi | xateme:r | | | Voorhoeve (1971) | |
| 75683 | Savosavo | boze | | | Wegener (2011) | |
| 181386 | Sausi | uPurua | | | Z'graggen (1980) | heavy |
| 125503 | Saruga | uvoumo | | | Z'graggen (1980) | heavy |
| 214566 | Saponi | u-fɛ-jɛ | | | Clouse (1997) | |
| 225048 | Saniyo-Hiyewe | orasia'i | | | Dye et al (1968) | |
| 125501 | Samosa | kuga | | | Z'graggen (1980) | heavy |
| 81103 | Samberigi | kændæ | | | Franklin (1975) | |
| 181408 | Sam | kulig | | | Z'graggen (1980) | heavy |
| 215291 | Sam (Wongbe Dialect) | kulik | | | Rueck & Jore (2003) | |
| 215040 | Sam (Songum Dialect) | kulig | | | Rueck & Jore (2003) | |
| 215165 | Sam (Buan Dialect) | kulik | | | Rueck & Jore (2003) | |
