| 16408 | Kasua | ɛkɔpe | | | Shaw (1986) | |
| 90848 | Kâte | karorac | cloud | | McElhanon (1967) | cloud |
| 29387 | Kaure | kete | | | Voorhoeve (1971) | |
| 216344 | Kaure | kɛtɛ | | | Clouse (1997) | |
| 17465 | Kawacha | kwova | | | Lloyd (1973) | |
| 29200 | Kayagar | imom | | | Voorhoeve (1971) | |
| 124055 | Kein | amel | | | Z'graggen (1980) | cloud |
| 4314 | Keoru-Ahia (Aheave Dialect) | mea-uru | | | Brown (1973) | |
| 4104 | Keoru-Ahia | mea uru | | | Brown (1973) | |
| 6833 | Kerewo | ori | | | Wurm (1973) | |
| 180087 | Kesawai | sobohi | | | Z'graggen (1980) | cloud |
| 33611 | Ketengban | doba | | | Heeschen (1978) | |
| 6420 | Kibiri | bari eporo | | | Wurm (1973) | |
| 216333 | Kirikiri | ɸiɾa | | | Clouse (1997) | |
| 77681 | Klon | teqék | | | Baird (2008) | |
| 35165 | Klon (Halerman Dialect) | bɔnt'u | | | Stokhof (1975) | |
| 35046 | Klon (Probur Dialect) | t'ɛʔɛh | | | Stokhof (1975) | |
| 143077 | Kobol | atugune | | | Z'graggen (1980) | cloud |
| 196018 | Kobon | umi | - | | Pawley (2013) | |
| 163734 | Kobon | 'kʰumi | | | Davies and Comrie (1985) | cloud |
| 196017 | Kobon | kumi | - | | Pawley (2013) | |
| 229621 | Kol | iqɔ | | | SIL (1962) | |
| 231996 | Kol | 'iɒ:no | | | SIL (1981) | |
| 90843 | Komba | sasa | cloud | | McElhanon (1967) | cloud |
| 148892 | Komba (Ândâ River Dialect) | sasa | | | Southwell (1976) | cloud |
| 148891 | Komba (Ândâ River Dialect) | âup | | | Southwell (1976) | cloud |
| 148799 | Komba (Gwama River (North) Dialect) | âup | | | Southwell (1976) | cloud |
| 148845 | Komba (Gwama River (South) Dialect) | âup | | | Southwell (1976) | cloud |
| 148937 | Komba (Puleng River Dialect) | âup | | | Southwell (1976) | cloud |
| 148938 | Komba (Puleng River Dialect) | sasa | | | Southwell (1976) | cloud |
| 201571 | Kombai | rɑmoxoü | | | Voorhoeve (2000) | |
| 210819 | Komyandaret | ʔoˈwaː lʔou̯ | | | Hughes (2009) | |
| 16608 | Konai | mabi | | | Shaw (1986) | |
| 245366 | Kopar (Singarin Dialect) | 'pantʰam | | | SIL (1977) | |
| 240457 | Kopar (Singarin Dialect) | ˈpantʰam | | | Abbott (1985) | |
| 28266 | Korafe | poroga | | | Wilson (1969) | |
| 48931 | Korafe (Mokorua Dialect) | gumbo | smoke | | Smallhorn (2011) | |
| 48948 | Korafe (Mokorua Dialect) | ɸo'roga | cloud | | Smallhorn (2011) | |
| 48949 | Korafe (Rabade Dialect) | ɸo'roga | cloud | | Smallhorn (2011) | |
| 143063 | Korak | taita | | | Z'graggen (1980) | sky, cloud |
| 210617 | Korowai | ɗe:β | | | Hughes (2009) | |
| 33766 | Kosare | 'dɛiɸã´ | | | Heeschen (1978) | |
| 143072 | Kowaki | haura | | | Z'graggen (1980) | sky, cloud |
| 90849 | Kube | hosesu | cloud | | McElhanon (1967) | cloud |
| 5703 | Kubo | ogabi | | | Shaw (1973) | |
| 7175 | Kubo | ɔgabi | | | Shaw (1986) | |
| 36233 | Kui | tαb'ɛn | | | Stokhof (1975) | |
| 37755 | Kui (Kiramang Dialect) | tαb'ɨki | | | Stokhof (1975) | |
| 36467 | Kula | sakap'ulα | | | Stokhof (1975) | |
| 667 | Kuman | kamuka | | | Trefry (1969) | |
