| 30844 | Sowanda | kwek | | | Voorhoeve (1971) | |
| 218996 | Eritai | kwɛɾiokwei | | | Clouse (1997) | |
| 218995 | Obokuitai | kwɛɾig̚ | | | Clouse (1997) | |
| 218991 | Doutai | kwɛɾi^ | | | Clouse (1997) | |
| 218993 | Kaiy | kwɛɾi | | | Clouse (1997) | |
| 158205 | Numanggang | kwehiyaniŋ | | | McElhanon and Voorhoeve (1970) | long |
| 218997 | Sikaritai | kwɛd̚ | | | Clouse (1997) | |
| 245563 | Gaikundi | kwapak mi: | | | SIL (1991) | |
| 207152 | Proto-Trans-New-Guinea | *kutup(u) | | | Ross (2014) | long |
| 209323 | Proto-Madang | *kutup(u) | | | Ross (2014) | long |
| 208994 | Proto-North-Adelbert | *kutup(u) | | | Ross (2014) | long |
| 193722 | Apali | kutɛs | | | Z'graggen (1980) | long |
| 193713 | Mum | kuːta | | | Z'graggen (1980) | long |
| 212627 | Proto-South-Adelbert | *kuta | | | Ross (2014) | |
| 193712 | Sileibi | kuta | | | Z'graggen (1980) | long |
| 144346 | Gavak | ku:ror | | | Z'graggen (1980) | long |
| 212416 | Proto-East-Tariku | *kuri | | | Clouse (1997) | |
| 199475 | Proto-East-Tariku | *kuri | | | Clouse (1993) | |
| 199374 | Proto-West-Tariku | *kure | | | Clouse (1993) | |
| 196549 | Proto-Tariku | *kure | | | Clouse (1993) | |
| 212413 | Proto-Tariku | *kure | | | Clouse (1997) | |
| 212414 | Proto-West-Tariku | *kure | | | Clouse (1997) | |
| 246523 | Chambri | ku·ranan | | | SIL (1975) | |
| 29342 | Atohwaim | kupiaxaram | | | Voorhoeve (1971) | |
| 181414 | Arawum | kupʰɛl | | | Z'graggen (1980) | long |
| 218985 | Fayu | kuɔhi | | | Clouse (1997) | |
| 238690 | Ap Ma | ku̠nnat | | | SIL (1975) | |
| 164955 | Alfendio | kʰundapam | | | Davies and Comrie (1985) | long |
| 232259 | Ambakich (Yaut Dialect) | kundanda | | | Potter et al (2008) | |
| 232727 | Ambakich (Pangin Dialect) | kundan | | | Potter et al (2008) | |
| 232883 | Ambakich (Arango Dialect) | kundan | | | Potter et al (2008) | |
| 244905 | Chambri | kʰulnd'řəŋ | | | SIL (1977) | |
| 181422 | Saep | kulindi(mbe) | | | Z'graggen (1980) | long |
| 144350 | Korak | kulel | | | Z'graggen (1980) | long |
| 30127 | Viid | kukitaman | | | Voorhoeve (1971) | |
| 158165 | Kubo | kuga | | | McElhanon and Voorhoeve (1970) | long |
| 218984 | Fayu (Sehudate Dialect) | kuɾeⁱ | | | Clouse (1997) | |
| 181423 | Sop | kuab | | | Z'graggen (1980) | long |
| 158217 | Tobo | kʌrua | | | McElhanon and Voorhoeve (1970) | long |
| 158204 | Gusan | kʌroŋi | | | McElhanon and Voorhoeve (1970) | long |
| 158215 | Somba-Siawari (Burum Dialect) | kʌrip | | | McElhanon and Voorhoeve (1970) | long |
| 158216 | Somba-Siawari (Mindik Dialect) | kʌrip | | | McElhanon and Voorhoeve (1970) | long |
| 158221 | Komba | kʌrɛp | | | McElhanon and Voorhoeve (1970) | long |
| 158147 | Asmat, Central | kowe | | | McElhanon and Voorhoeve (1970) | long |
| 184840 | Proto-Trans-New-Guinea | *k(o,u)t(u,i)p | | | Pawley (2005) | |
| 158214 | Borong | koriga | | | McElhanon and Voorhoeve (1970) | long |
| 90774 | Borong | koriga | long | | McElhanon (1967) | long |
| 158213 | Kumukio | korep | | | McElhanon and Voorhoeve (1970) | long |
| 158211 | Nomu | korep | | | McElhanon and Voorhoeve (1970) | long |
| 158212 | Kinalakna | korep | | | McElhanon and Voorhoeve (1970) | long |
