| 181493 | Rerau | keilai | | | Z'graggen (1980) | many |
| 587 | Rumu | tane hari | | | Franklin (1973) | |
| 181484 | Saep | tɛpbɛ | | | Z'graggen (1980) | many |
| 181483 | Saep | imgobɛ | | | Z'graggen (1980) | many |
| 17003 | Safeyoka | haraya | | | Lloyd (1973) | |
| 215229 | Sam (Buan Dialect) | lambi | | | Rueck & Jore (2003) | |
| 215103 | Sam (Songum Dialect) | lambe | | | Rueck & Jore (2003) | |
| 215379 | Sam (Wongbe Dialect) | lambi | | | Rueck & Jore (2003) | |
| 181499 | Sam | lambei | | | Z'graggen (1980) | many |
| 181500 | Sam | mul | | | Z'graggen (1980) | many |
| 4541 | Samberigi | wotu | | | Franklin and Voorhoeve (1973) | |
| 4540 | Samberigi | wopu | | | Franklin and Voorhoeve (1973) | |
| 15963 | Samo | gõgõ | | | Shaw (1986) | |
| 5858 | Samo | go̧u̧go̧u̧ | | | Shaw (1973) | |
| 125597 | Samosa | kagɛni | | | Z'graggen (1980) | many |
| 1364 | Saniyo-Hiyewe | tomu ařasi | | | Macdonald (1973) | |
| 214892 | Saponi | peⁱɸɔɣɛ | | | Clouse (1997) | |
| 125599 | Saruga | agɛni | | | Z'graggen (1980) | many |
| 181471 | Sausi | zauzau | | | Z'graggen (1980) | many |
| 181470 | Sausi | ᵱomzi | | | Z'graggen (1980) | many |
| 30041 | Sawi | auwa:t | | | Voorhoeve (1971) | |
| 90741 | Selepet | biwirâ | many | | McElhanon (1967) | many |
| 202996 | Setaman (Baktamin Dialect) | ɛrikum | | | Van Cott and Spencer (2010) | |
| 202995 | Setaman (Baktamin Dialect) | kɑɾingi | | | Van Cott and Spencer (2010) | |
| 202997 | Setaman (Baktamin Dialect) | ɛrikum | | | Van Cott and Spencer (2010) | |
| 202994 | Setaman (Baktamin Dialect) | nɑɾon | | | Van Cott and Spencer (2010) | |
| 202861 | Setaman (Ngisokabip Dialect) | miso | | | Van Cott and Spencer (2010) | |
| 202860 | Setaman (Ngisokabip Dialect) | jomjom | | | Van Cott and Spencer (2010) | |
| 202738 | Setaman (Seltamin Dialect) | jomjom | | | Van Cott and Spencer (2010) | |
| 202739 | Setaman (Seltamin Dialect) | miso | | | Van Cott and Spencer (2010) | |
| 73693 | Siane | múki | | | Scott (1978) | |
| 73692 | Siane | sǒ (líye) | | | Scott (1978) | |
| 32194 | Siane | wai' | | | SIL (1987) | |
| 125588 | Sihan | ʌroʔp ʔin | | | Z'graggen (1980) | many |
| 193746 | Sileibi | sakar | | | Z'graggen (1980) | many |
| 193748 | Sileibi | muŋgrundu | | | Z'graggen (1980) | many |
| 193747 | Sileibi | pitasuku | | | Z'graggen (1980) | many |
| 26263 | Silimo | (ap) esan | (company of men) | | Bromley (1967) | |
| 125606 | Silopi | amɔna | | | Z'graggen (1980) | many |
| 4941 | Simbari | mpwatanyaanka | | | Lloyd (1973) | |
| 260167 | Sinaugoro | vovoka | | | Dutton (1970) | many (planti) |
| 181468 | Sinsauru | sulsɛg | | | Z'graggen (1980) | many |
| 181477 | Siroi | gudomba | | | Z'graggen (1980) | many |
| 213863 | Som | marɛp | | | SIL (1968) | |
| 90749 | Somba-Siawari (Burum Dialect) | gâtpâk | many | | McElhanon (1967) | many |
| 90744 | Somba-Siawari (Mindik Dialect) | seseŋi | many | | McElhanon (1967) | many |
| 15863 | Sonia | keľikʌ | | | Shaw (1986) | |
| 181485 | Sop | wiaᵱowo | | | Z'graggen (1980) | many |
| 2469 | Southern Kiwai (Tureture Dialect) | auwohe | | | Wurm (1973) | |
| 17413 | Southern Kiwai | wirio | | | Wurm (1973) | |
