| 19743 | Kimaghima | duno | | | Voorhoeve (1975) | |
| 159519 | Kinalakna | hiwit | | | McElhanon and Voorhoeve (1970) | bone |
| 237088 | Kire | xar | | | Foley (2005) | |
| 213322 | Kirikiri | ki^ | | | Clouse (1997) | |
| 213321 | Kirikiri (Faia Dialect) | ki | | | Clouse (1997) | |
| 77686 | Klon | plek | | | Baird (2008) | |
| 77641 | Klon | trop | | | Baird (2008) | |
| 77717 | Klon | tor | | | Baird (2008) | |
| 35164 | Klon (Halerman Dialect) | tar'ɔp | | | Stokhof (1975) | |
| 35045 | Klon (Probur Dialect) | tăr'ɔp | | | Stokhof (1975) | |
| 140651 | Kobol | ɔt | | | Z'graggen (1980) | (bone) |
| 164250 | Kobon | le | | | Davies and Comrie (1985) | his bone |
| 195996 | Kobon | le | - | | Pawley (2013) | |
| 22028 | Kokoda (Kasuweri Dialect) | toka | | | Voorhoeve (1975) | |
| 21988 | Kokoda (Tarof Dialect) | tokaya | | | Voorhoeve (1975) | |
| 230628 | Kol | 'ti:le | | | SIL (1981) | |
| 91627 | Komba | tân- | (its) bone | | McElhanon (1967) | (its) bone |
| 159528 | Komba | siŋit | | | McElhanon and Voorhoeve (1970) | bone |
| 148714 | Komba (Ândâ River Dialect) | siŋitŋâ | bone (his) | | Southwell (1976) | bone (his) |
| 148713 | Komba (Gwama River (North) Dialect) | siŋitŋâ | bone (his) | | Southwell (1976) | bone (his) |
| 148716 | Komba (Gwama River (South) Dialect) | siŋitŋâ | bone (his) | | Southwell (1976) | bone (his) |
| 148715 | Komba (Puleng River Dialect) | siŋitŋâ | bone (his) | | Southwell (1976) | bone (his) |
| 210762 | Komyandaret | ʔɔl̪'wɔ | | | Hughes (2009) | |
| 16602 | Konai | diɔ | | | Shaw (1986) | |
| 22228 | Konda | toroni | | | Voorhoeve (1975) | |
| 21267 | Koneraw | iŋar | | | Voorhoeve (1975) | |
| 240475 | Kopar (Singarin Dialect) | ˈtšařiŋkʰipʰ | | | Abbott (1985) | |
| 245383 | Kopar (Singarin Dialect) | 'tšařiŋkʰipʰ | | | SIL (1977) | |
| 236107 | Kopar | sarekimp | | | Foley (2005) | |
| 235437 | Kopar | sarekimp | | | Foley (2005) | |
| 48252 | Korafe (Rabade Dialect) | 'etu | bone | | Smallhorn (2011) | |
| 140637 | Korak | kusen | | | Z'graggen (1980) | (bone) |
| 19908 | Korapun-Sela | iaŋ birin | | | Voorhoeve (1975) | |
| 210556 | Korowai | ʔə'l̪ɔ:l̪ | | | Hughes (2009) | |
| 33762 | Kosare | 'kákò | | | Heeschen (1978) | |
| 159515 | Kovai | yo | | | McElhanon and Voorhoeve (1970) | bone |
| 140646 | Kowaki | -ʔɛnʌb | | | Z'graggen (1980) | (bone) |
| 91633 | Kube | sigl- | (its) bone | | McElhanon (1967) | (its) bone |
| 159525 | Kube | sir | | | McElhanon and Voorhoeve (1970) | bone |
| 5697 | Kubo | diyo | | | Shaw (1973) | |
| 155055 | Kubo | diu | | | McElhanon and Voorhoeve (1970) | bone |
| 159458 | Kubo | dio | | | McElhanon and Voorhoeve (1970) | bone |
| 7169 | Kubo | dio | | | Shaw (1986) | |
| 36232 | Kui | tαr'ɔp | | | Stokhof (1975) | |
| 37754 | Kui (Kiramang Dialect) | nαt'αrɔpα | | | Stokhof (1975) | |
| 36466 | Kula | ŋαs'αyα | | | Stokhof (1975) | |
| 32565 | Kuman | yombura | | | Salisbury (1956) | |
| 692 | Kuman | yambiřo | | | Trefry (1969) | |
| 159520 | Kumukio | suwit | | | McElhanon and Voorhoeve (1970) | bone |
| 21948 | Kuni-Boazi | bazag | | | Voorhoeve (1975) | |
