| 36247 | Kui | nel'utup | | | Stokhof (1975) | |
| 7165 | Kubo | yubu | | | Shaw (1986) | |
| 158067 | Kubo | iəbu | | | McElhanon and Voorhoeve (1970) | knee |
| 5693 | Kubo | yubu | | | Shaw (1973) | |
| 90639 | Kube | simiŋ- | (his) knee | | McElhanon (1967) | (his) knee |
| 158129 | Kube | simiŋ | | | McElhanon and Voorhoeve (1970) | knee |
| 140339 | Kowaki | antimʌmun | | | Z'graggen (1980) | knee |
| 158119 | Kovai | pupo | | | McElhanon and Voorhoeve (1970) | knee |
| 33794 | Kosare | aimó | | | Heeschen (1978) | |
| 210552 | Korowai | kɑ' bu:m | | | Hughes (2009) | |
| 140328 | Korak | suruᵬ | | | Z'graggen (1980) | knee |
| 51441 | Korafe (Rabade Dialect) | 'kaubo | knee | | Smallhorn (2011) | |
| 51440 | Korafe (Mokorua Dialect) | 'kaubo | knee | | Smallhorn (2011) | |
| 28245 | Korafe | kaubo | | | Wilson (1969) | |
| 245342 | Kopar (Singarin Dialect) | 'pəntɩkipʰ | | | SIL (1977) | |
| 240431 | Kopar (Singarin Dialect) | ˈpəntɩkipʰ | | | Abbott (1985) | |
| 16598 | Konai | hɔgwɔtɔu | | | Shaw (1986) | |
| 210758 | Komyandaret | gæ ' ɓu | | | Hughes (2009) | |
| 90633 | Komba | simin- | (his) knee | | McElhanon (1967) | (his) knee |
| 158132 | Komba | simin | | | McElhanon and Voorhoeve (1970) | knee |
| 229593 | Kol | nɛ̠ře lamo | | | SIL (1962) | |
| 230142 | Kol | 'nere | | | SIL (1981) | |
| 196126 | Kobon | kugom | + (goɫ) | | Pawley (2013) | |
| 140344 | Kobol | tʌmʌːrᵘgum | | | Z'graggen (1980) | knee |
| 35060 | Klon (Probur Dialect) | neŭkαb'al | | | Stokhof (1975) | |
| 35179 | Klon (Halerman Dialect) | ne'uk | | | Stokhof (1975) | |
| 223874 | Kirikiri | ɸou | | | Clouse (1997) | |
| 158123 | Kinalakna | hat | | | McElhanon and Voorhoeve (1970) | knee |
| 6410 | Kibiri | muri | | | Wurm (1973) | |
| 33640 | Ketengban | gotam | | | Heeschen (1978) | |
| 177332 | Kesawai | toko | | | Z'graggen (1980) | knee |
| 6823 | Kerewo | popu | | | Wurm (1973) | |
| 4094 | Keoru-Ahia | loa ari | | | Brown (1973) | |
| 4304 | Keoru-Ahia (Aheave Dialect) | more ari | | | Brown (1973) | |
| 121027 | Kein | tauban | | | Z'graggen (1980) | knee |
| 29225 | Kayagar | kupiam | | | Voorhoeve (1971) | |
| 17455 | Kawacha | kwoma | | | Lloyd (1973) | |
| 29409 | Kaure | amu | | | Voorhoeve (1971) | |
| 158140 | Kâte (Wemo Dialect) | dieŋ | | | McElhanon and Voorhoeve (1970) | knee |
| 158139 | Kâte (Wâmora Dialect) | tiriʔ | | | McElhanon and Voorhoeve (1970) | knee |
| 158138 | Kâte (Mâgobineng Dialect) | dieŋ | | | McElhanon and Voorhoeve (1970) | knee |
| 90638 | Kâte | dieŋ | (his) knee | | McElhanon (1967) | (his) knee |
| 16398 | Kasua | kuniyũn | | | Shaw (1986) | |
| 1999 | Kasua | kuliau | | | Franklin and Voorhoeve (1973) | |
| 121024 | Kare | umauma | | | Z'graggen (1980) | knee |
| 224697 | Kapriman | bangutok | | | Dye et al (1968) | |
| 27327 | Kamula | aruma | | | Reesink (1976) | |
| 16498 | Kamula | ʌľuma | | | Shaw (1986) | |
| 158050 | Kamoro | iripo | | | McElhanon and Voorhoeve (1970) | knee |
| 32248 | Kambaira | iqondi | | | SIL () | |
