| 32620 | Siane (Kovena Dialect) | notorova | | | Salisbury (1956) | |
| 196448 | Siawi | hařʔ | | | Conrad and Dye (1975) | |
| 121347 | Sihan | efai- | | | Z'graggen (1980) | bone |
| 213332 | Sikaritai | a-gat̚ | | | Clouse (1997) | |
| 191564 | Sileibi | punz | | | Z'graggen (1980) | bone |
| 26221 | Silimo | nʋak | bone my | | Bromley (1967) | bone (my) |
| 243715 | Siliput | lokɨ | | | Laycock (1968) | |
| 121364 | Silopi | epe- | | | Z'graggen (1980) | bone |
| 4880 | Simbari | yankinta | | | Lloyd (1973) | |
| 243707 | Sinagen | lakita | | | Laycock (1968) | |
| 257941 | Sinaugoro | turiɣa- | | | Dutton (1970) | bone |
| 177620 | Sinsauru | usulu | | | Z'graggen (1980) | bone |
| 177627 | Siroi | isu- | | | Z'graggen (1980) | bone |
| 83160 | Sirva | punz | | x | Daniels (2010) | |
| 30626 | Skou | ee | | | Voorhoeve (1971) | |
| 23752 | Skou | ee | | | Voorhoeve (1975) | |
| 213852 | Som | kwarandzi | | | SIL (1968) | |
| 159491 | Som | kwarandzi | | | McElhanon and Voorhoeve (1970) | bone |
| 159522 | Somba-Siawari (Burum Dialect) | siǥit | | | McElhanon and Voorhoeve (1970) | bone |
| 91631 | Somba-Siawari (Burum Dialect) | sihit- | (its) bone | | McElhanon (1967) | (its) bone |
| 91626 | Somba-Siawari (Mindik Dialect) | sihit- | (its) bone | | McElhanon (1967) | (its) bone |
| 159523 | Somba-Siawari (Mindik Dialect) | siǥit | | | McElhanon and Voorhoeve (1970) | bone |
| 15802 | Sonia | uku | | | Shaw (1986) | |
| 177634 | Sop | ɛːku | | | Z'graggen (1980) | bone |
| 177633 | Sop | nikana | | | Z'graggen (1980) | bone |
| 177635 | Sop | dʌgʌl | | | Z'graggen (1980) | bone |
| 159467 | Southern Kiwai (Tureture Dialect) | kako | | | McElhanon and Voorhoeve (1970) | bone |
| 2408 | Southern Kiwai (Tureture Dialect) | kako | | | Wurm (1973) | |
| 159465 | Southern Kiwai | soro | | | McElhanon and Voorhoeve (1970) | bone |
| 17352 | Southern Kiwai | soro | | | Wurm (1973) | |
| 19260 | Sowanda | kek | | | Voorhoeve (1975) | |
| 30815 | Sowanda | kek | | | Voorhoeve (1971) | |
| 18979 | Sowari | ari | | | Voorhoeve (1975) | |
| 22108 | Suabo | toʔo | | | Voorhoeve (1975) | |
| 48218 | Suena | [tuma] bobo | vertebrae (top) | | Smallhorn (2011) | |
| 48227 | Suena | wetu | bone | | Smallhorn (2011) | |
| 155141 | Suena | ƀetu | | | McElhanon and Voorhoeve (1970) | bone |
| 48228 | Suena (Yema-Yarawe Dialect) | vetu | bone | | Smallhorn (2011) | |
| 159464 | Suki | budu | | | McElhanon and Voorhoeve (1970) | bone |
| 155062 | Suki | budu | | | McElhanon and Voorhoeve (1970) | bone |
| 177636 | Sumau | ei | | | Z'graggen (1980) | bone |
| 27544 | Tabo | goha | | | Reesink (1976) | |
| 1603 | Tabo | goha: | | | Wurm (1973) | |
| 236106 | Tabriak | tanɨm | | | Foley (2005) | |
| 235436 | Tabriak | tanɨm | | | Foley (2005) | |
| 245772 | Tabriak | sanum mɨnam | | | SIL (1990) | |
| 7755 | Tabriak | tanɨm | | | Foley (1986) | |
| 245948 | Tabriak | taŋgun | tsaŋgun | | SIL (1967) | |
| 30268 | Taikat | sagər | | | Voorhoeve (1971) | |
| 19097 | Taikat | sagər | | | Voorhoeve (1975) | |
