| 199521 | Siawi | nɛbei | | | Conrad and Dye (1975) | |
| 123998 | Sihan | esiʔ | | | Z'graggen (1980) | sand |
| 213843 | Sikaritai | oɾɛta | | | Clouse (1997) | |
| 192934 | Sileibi | kʌ:si | | | Z'graggen (1980) | sand |
| 26918 | Silimo | ik bi𝛿ik | | | Bromley (1967) | |
| 124015 | Silopi | mai | | | Z'graggen (1980) | sand |
| 4892 | Simbari | weika | | | Lloyd (1973) | |
| 258198 | Sinaugoro | porara | | | Dutton (1970) | sand |
| 180029 | Sinsauru | osnai | | | Z'graggen (1980) | sand |
| 180037 | Siroi | fulbul | | | Z'graggen (1980) | sand |
| 30696 | Skou | ható | | | Voorhoeve (1971) | |
| 213714 | Som | kásɩrok | | | SIL (1968) | |
| 155199 | Som | kasirɔk | | | McElhanon and Voorhoeve (1970) | sand |
| 91281 | Somba-Siawari (Burum Dialect) | sak | sand | | McElhanon (1967) | sand |
| 155229 | Somba-Siawari (Burum Dialect) | sak | | | McElhanon and Voorhoeve (1970) | sand |
| 155230 | Somba-Siawari (Mindik Dialect) | sakasak | | | McElhanon and Voorhoeve (1970) | sand |
| 91276 | Somba-Siawari (Mindik Dialect) | sakosiŋ | sand | | McElhanon (1967) | sand |
| 180043 | Sop | usike | | | Z'graggen (1980) | sand |
| 180044 | Sop | wuzi | | | Z'graggen (1980) | sand |
| 2420 | Southern Kiwai (Tureture Dialect) | wio | | | Wurm (1973) | |
| 155177 | Southern Kiwai (Tureture Dialect) | wio | | | McElhanon and Voorhoeve (1970) | sand |
| 155175 | Southern Kiwai | wio | | | McElhanon and Voorhoeve (1970) | sand |
| 17364 | Southern Kiwai | nori | | | Wurm (1973) | |
| 30866 | Sowanda | eŋgek | | | Voorhoeve (1971) | |
| 53510 | Suena | kora | beach | | Smallhorn (2011) | |
| 180045 | Sumau | usie | | | Z'graggen (1980) | sand |
| 27575 | Tabo | pɔhɔu | | | Reesink (1976) | |
| 1615 | Tabo | totata | | | Wurm (1973) | |
| 245816 | Tabriak | sapunuŋ | | | SIL (1990) | |
| 245984 | Tabriak | sap̶ɩn | | | SIL (1967) | |
| 30304 | Taikat | pas | | | Voorhoeve (1971) | |
| 15710 | Tainae | yɨnagiya | | | Lloyd (1973) | |
| 74083 | Tairora, North | nu'ama | | | Scott (1978) | |
| 31351 | Tairora, South | órimʌtʌ | | | SIL (1976) | |
| 3161 | Tairuma | mea tetere | | | Brown (1973) | |
| 3226 | Tairuma | miri folo | | | Brown (1973) | |
| 30385 | Tamagario | tiniberen | | | Voorhoeve (1971) | |
| 212029 | Tangko | qɑⁱs | | | Hughes (2009) | |
| 218431 | Tauade | ileluru | | | SIL (1980) | |
| 213830 | Tause (Deirate Dialect) | jase | | | Clouse (1997) | |
| 213829 | Tause (Weirate Dialect) | jase | | | Clouse (1997) | |
| 192948 | Tauya | wise | | | Z'graggen (1980) | sand |
| 5095 | Tebera | bo̧ do̧u̧ | | | Macdonald (1973) | |
| 28956 | Tebi | tədər | | | Voorhoeve (1971) | |
| 38718 | Teiwa (Deing Dialect) | 'ɔlis’ | | | Stokhof (1975) | |
| 38484 | Teiwa (Lebang Dialect) | ɛɛs | | | Stokhof (1975) | |
| 36960 | Teiwa (Madar Dialect) | ɛɛs | | | Stokhof (1975) | |
| 36140 | Teiwa (Sargang Dialect) | ɛɛs | | | Stokhof (1975) | |
| 78636 | Tidore | ui | | | Pikkert et al (1994) | |
| 155164 | Tifal | diniin | | | McElhanon and Voorhoeve (1970) | sand |
