| 2396 | Southern Kiwai (Tureture Dialect) | ibunoro | | | Wurm (1973) | |
| 157328 | Southern Kiwai (Tureture Dialect) | iawa | | | McElhanon and Voorhoeve (1970) | tooth |
| 176812 | Sop | mʌga | | | Z'graggen (1980) | tooth |
| 15790 | Sonia | ʌnenʌ | | | Shaw (1986) | |
| 157379 | Somba-Siawari (Mindik Dialect) | dzit | | | McElhanon and Voorhoeve (1970) | tooth |
| 91528 | Somba-Siawari (Mindik Dialect) | dzât- | (its) tooth | | McElhanon (1967) | (its) tooth |
| 91533 | Somba-Siawari (Burum Dialect) | dzit- | (its) tooth | | McElhanon (1967) | (its) tooth |
| 157378 | Somba-Siawari (Burum Dialect) | dzit | | | McElhanon and Voorhoeve (1970) | tooth |
| 213735 | Som | gnᵋnŋi | | | SIL (1968) | |
| 157348 | Som | gʌɛŋ | | | McElhanon and Voorhoeve (1970) | tooth |
| 25039 | Sobei | meta | | | Voorhoeve (1975) | |
| 23780 | Skou | kö | | | Voorhoeve (1975) | |
| 83318 | Sirva | mɨka | | | Daniels (2010) | |
| 176806 | Siroi | maketiŋ | | | Z'graggen (1980) | tooth |
| 176799 | Sinsauru | wai | | | Z'graggen (1980) | tooth |
| 257607 | Sinaugoro | doɣa- | | | Dutton (1970) | tooth |
| 243382 | Sinagen | na:kən | | | Laycock (1968) | |
| 4868 | Simbari | maanka | | | Lloyd (1973) | |
| 120487 | Silopi | ʌu- | | | Z'graggen (1980) | tooth |
| 243390 | Siliput | panəm | | | Laycock (1968) | |
| 22502 | Silimo (South Ngalik Dialect) | neniak | | | Voorhoeve (1975) | |
| 30573 | Silimo | nɩak | tooth (my) | | Bromley (1967) | tooth (my) |
| 30574 | Silimo | neak | tooth (my) | | Bromley (1967) | tooth (my) |
| 191099 | Sileibi | muka | | | Z'graggen (1980) | tooth |
| 24917 | Sikaritai | ari | | | Voorhoeve (1975) | |
| 120468 | Sihan | ai- | | | Z'graggen (1980) | tooth |
| 199536 | Siawi | ʔi | | | Conrad and Dye (1975) | |
| 74655 | Siane | aumá | | | Scott (1978) | |
| 32135 | Siane | vetne gawa | | | SIL (1987) | |
| 157373 | Sialum | ŋesar | | | McElhanon and Voorhoeve (1970) | tooth |
| 243373 | Seti | ne:n | | | Laycock (1968) | |
| 202621 | Setaman (Seltamin Dialect) | kʰɑʔiɾ | | | Van Cott and Spencer (2010) | |
| 202765 | Setaman (Ngisokabip Dialect) | kʰɑʔiɾ | | | Van Cott and Spencer (2010) | |
| 202882 | Setaman (Baktamin Dialect) | kɑiɾi | | | Van Cott and Spencer (2010) | |
| 243372 | Seta | nelə | | | Laycock (1968) | |
| 228538 | Seta | nɛla | | | SIL (2000) | |
| 25521 | Serui-Laut | doreŋ | | | Voorhoeve (1975) | |
| 26165 | Sentani | itəha | | | Voorhoeve (1975) | |
| 157390 | Sene | kon | | | McElhanon and Voorhoeve (1970) | tooth |
| 21335 | Sempan | hi | | | Voorhoeve (1975) | |
| 157302 | Sempan | hi | | | McElhanon and Voorhoeve (1970) | tooth |
| 21615 | Semimi | n-erasi | | | Voorhoeve (1975) | |
| 157383 | Selepet | sot | | | McElhanon and Voorhoeve (1970) | tooth |
| 91525 | Selepet | sât- | (its) tooth | | McElhanon (1967) | (its) tooth |
| 20056 | Seget | gifek | | | Voorhoeve (1975) | |
| 30073 | Sawi | toro:k | | | Voorhoeve (1971) | |
| 21101 | Sawi | toro:k | | | Voorhoeve (1975) | |
| 75803 | Savosavo | nale | | | Wegener (2011) | |
| 176801 | Sausi | wai | | | Z'graggen (1980) | tooth |
| 19531 | Sause | goŋ | | | Voorhoeve (1975) | |
