| 127353 | Yoidik | tirt- | | | Z'graggen (1980) | swell up (skin) |
| 146041 | Yarawata | karim- | | | Z'graggen (1980) | (swell up) |
| 182964 | Yabong | sino- | | | Z'graggen (1980) | to swell up |
| 146040 | Yaben | ailm- | | | Z'graggen (1980) | (swell up) |
| 182975 | Waube | nʌlu- | | | Z'graggen (1980) | to swell up |
| 182960 | Watiwa | fururug- | | | Z'graggen (1980) | to swell up |
| 146024 | Waskia | laga- | | | Z'graggen (1980) | (swell up) |
| 146036 | Wanambre | moun ir- | | | Z'graggen (1980) | (swell up) |
| 127347 | Wamas | ibid- | | | Z'graggen (1980) | swell up (skin) |
| 127364 | Wagi | ditil- | | | Z'graggen (1980) | swell up (skin) |
| 194637 | Wadaginam | ɣʌːɣumu- | | | Z'graggen (1980) | swell up (skin) |
| 182974 | Uyajitaya | naru- | | | Z'graggen (1980) | to swell up |
| 182972 | Uya | se- | | | Z'graggen (1980) | to swell up |
| 127357 | Utu | iwir- | | | Z'graggen (1980) | swell up (skin) |
| 194633 | Utarmbung | nʉkogrʉ- | | | Z'graggen (1980) | swell up (skin) |
| 146039 | Usan | arim- | | | Z'graggen (1980) | (swell up) |
| 182969 | Urigina | saga- | | | Z'graggen (1980) | to swell up |
| 146044 | Ukuriguma | dalam- | | | Z'graggen (1980) | (swell up) |
| 259887 | Uare | menɛ- | | | Dutton (1970) | skin swells up |
| 92404 | Tobo | buŋgu- | (it) swells | | McElhanon (1967) | (it) swells |
| 92399 | Timbe | kaule- | (it) swells | | McElhanon (1967) | (it) swells |
| 78794 | Tidore | yobo | | | Pikkert et al (1994) | |
| 194645 | Tauya | topuw- | | | Z'graggen (1980) | swell up (skin) |
| 182968 | Sumau | oreyɛ- | | | Z'graggen (1980) | to swell up |
| 182967 | Sop | seglow- | | | Z'graggen (1980) | to swell up |
| 92396 | Somba-Siawari (Mindik Dialect) | boŋgo- | (it) swells | | McElhanon (1967) | (it) swells |
| 92401 | Somba-Siawari (Burum Dialect) | kpari- | (it) swells | | McElhanon (1967) | (it) swells |
| 213926 | Som | tag̶ak | | | SIL (1968) | |
| 182963 | Siroi | fulil(ka)- | | | Z'graggen (1980) | to swell up |
| 182956 | Sinsauru | yobi- | | | Z'graggen (1980) | to swell up |
| 259891 | Sinaugoro | roro- | | | Dutton (1970) | skin swells up |
| 127356 | Silopi | iw- | | | Z'graggen (1980) | swell up (skin) |
| 194631 | Sileibi | abra(ba)- | | | Z'graggen (1980) | swell up (skin) |
| 127339 | Sihan | waru(wɛ) | | | Z'graggen (1980) | swell up (skin) |
| 92393 | Selepet | suk- | (it) swells | | McElhanon (1967) | (it) swells |
| 75722 | Savosavo | unu | | | Wegener (2011) | |
| 182958 | Sausi | sairɛ- | | | Z'graggen (1980) | to swell up |
| 127350 | Saruga | ibirɛ- | | | Z'graggen (1980) | swell up (skin) |
| 127348 | Samosa | ibir- | | | Z'graggen (1980) | swell up (skin) |
| 182981 | Sam | logu- | | | Z'graggen (1980) | to swell up |
| 182982 | Sam | kob- | | | Z'graggen (1980) | to swell up |
| 78461 | Sahu | poló'do | | | Visser & Voorhoeve (1987) | |
| 182966 | Saep | suŋ- | | | Z'graggen (1980) | to swell up |
| 182976 | Rerau | ñɛsɛn- | | | Z'graggen (1980) | to swell up |
| 127354 | Rempi | titir- | | | Z'graggen (1980) | swell up (skin) |
| 127345 | Rapting | ivir- | | | Z'graggen (1980) | swell up (skin) |
| 127346 | Rapting | titil- | | | Z'graggen (1980) | swell up (skin) |
| 184828 | Proto-Trans-New-Guinea | *su + verb | | | Pawley (2005) | |
| 212734 | Proto-South-Adelbert | *kokura | | | Ross (2014) | |
| 207327 | Proto-Rai-Coast | *suŋi(ro)- | | | Ross (2014) | swell up |
