| 24896 | Sikaritai | kwe | | | Voorhoeve (1975) | |
| 214454 | Sikaritai | kuɾɛ | | | Clouse (1997) | |
| 192706 | Sileibi | asɨk | | | Z'graggen (1980) | fire |
| 26239 | Silimo | odʋk | | | Bromley (1967) | |
| 22481 | Silimo (South Ngalik Dialect) | enduk | | | Voorhoeve (1975) | |
| 244088 | Siliput | ya | | | Laycock (1968) | |
| 123592 | Silopi | enʌp | | | Z'graggen (1980) | fire |
| 4894 | Simbari | ntɨka | | | Lloyd (1973) | |
| 244080 | Sinagen | yakə | | | Laycock (1968) | |
| 258289 | Sinaugoro | karava | | | Dutton (1970) | fire |
| 179652 | Sinsauru | fiæ | | | Z'graggen (1980) | fire |
| 179651 | Sinsauru | hegeni | | | Z'graggen (1980) | fire |
| 179660 | Siroi | pa | | | Z'graggen (1980) | fire |
| 23759 | Skou | ra | | | Voorhoeve (1975) | |
| 30666 | Skou | ra | | | Voorhoeve (1971) | |
| 25018 | Sobei | yafu | | | Voorhoeve (1975) | |
| 157117 | Som | karʌp | | | McElhanon and Voorhoeve (1970) | fire |
| 213930 | Som | karʌp | | | SIL (1968) | |
| 157150 | Somba-Siawari (Burum Dialect) | kʌnʌp | | | McElhanon and Voorhoeve (1970) | fire |
| 157151 | Somba-Siawari (Mindik Dialect) | kʌnʌp | | | McElhanon and Voorhoeve (1970) | fire |
| 15816 | Sonia | de | | | Shaw (1986) | |
| 179666 | Sop | ke:b | | | Z'graggen (1980) | fire |
| 157093 | Southern Kiwai (Tureture Dialect) | era | | | McElhanon and Voorhoeve (1970) | fire |
| 2422 | Southern Kiwai (Tureture Dialect) | era | | | Wurm (1973) | |
| 159876 | Southern Kiwai (Tureture Dialect) | era | | | McElhanon and Voorhoeve (1970) | fire |
| 159875 | Southern Kiwai | era | | | McElhanon and Voorhoeve (1970) | fire |
| 17366 | Southern Kiwai | era | | | Wurm (1973) | |
| 157091 | Southern Kiwai | era | | | McElhanon and Voorhoeve (1970) | fire |
| 30831 | Sowanda | sue | | | Voorhoeve (1971) | |
| 19267 | Sowanda | sue | | | Voorhoeve (1975) | |
| 18986 | Sowari | payn | | | Voorhoeve (1975) | |
| 22115 | Suabo | maʔapo | | | Voorhoeve (1975) | |
| 28424 | Suena | niao | | | Wilson (1969) | |
| 50252 | Suena | [ni]ao | fire | | Smallhorn (2011) | |
| 50253 | Suena (Yema-Yarawe Dialect) | [ni]au | fire | | Smallhorn (2011) | |
| 78810 | Suki | araka | | | Voorhoeve (1970) | |
| 157090 | Suki | araka | | | McElhanon and Voorhoeve (1970) | fire |
| 179667 | Sumau | epi | | | Z'graggen (1980) | fire |
| 1617 | Tabo | koe | | | Wurm (1973) | |
| 27578 | Tabo | kue: | | | Reesink (1976) | |
| 245911 | Tabriak | awi | | | SIL (1967) | |
| 245736 | Tabriak | awi | | | SIL (1990) | |
| 7745 | Tabriak | awi | | | Foley (1986) | |
| 235369 | Tabriak | awi | | | Foley (2005) | |
| 236039 | Tabriak | awi | | | Foley (2005) | |
| 19104 | Taikat | dow | | | Voorhoeve (1975) | |
| 30280 | Taikat | dow | | | Voorhoeve (1971) | |
| 15712 | Tainae | taa(vɨ') | | | Lloyd (1973) | |
| 72853 | Tairora, North | iha | | | Scott (1978) | |
| 31276 | Tairora, South | iyʌ | | | SIL (1976) | |
