| 77682 | Klon | kui | | | Baird (2008) | |
| 77683 | Klon | keh | | | Baird (2008) | |
| 213203 | Kirikiri (Faia Dialect) | i^ɛ | | | Clouse (1997) | |
| 213204 | Kirikiri | ɸi^e | | | Clouse (1997) | |
| 156499 | Kinalakna | hala | | | McElhanon and Voorhoeve (1970) | skin |
| 19766 | Kimaghima | krara | | | Voorhoeve (1975) | |
| 6411 | Kibiri | mapori | | | Wurm (1973) | |
| 33357 | Keuw | mpáakəә́t-yô | | | Kamholz (2012) | |
| 177657 | Kesawai | mete | | | Z'graggen (1980) | skin |
| 177658 | Kesawai | kueinɛ | | | Z'graggen (1980) | skin |
| 6824 | Kerewo | tama | | | Wurm (1973) | |
| 4095 | Keoru-Ahia | maea iilu | | | Brown (1973) | |
| 4305 | Keoru-Ahia (Aheave Dialect) | maea pura | | | Brown (1973) | |
| 25920 | Kemtuik | saisuk | | | Voorhoeve (1975) | |
| 21851 | Kemberano | akane | | | Voorhoeve (1975) | |
| 121378 | Kein | eni- | | | Z'graggen (1980) | skin |
| 121379 | Kein | gala- | | | Z'graggen (1980) | skin |
| 29249 | Kayagar | pip | | | Voorhoeve (1971) | |
| 20615 | Kayagar | pip | | | Voorhoeve (1975) | |
| 17456 | Kawacha | paa(ga) | | | Lloyd (1973) | |
| 22579 | Kauwera | kura-kora | | | Voorhoeve (1975) | |
| 213215 | Kaure | axlit | | | Clouse (1997) | |
| 19444 | Kaure | arohei | | | Voorhoeve (1975) | |
| 29432 | Kaure | aguli | | | Voorhoeve (1971) | |
| 156516 | Kâte (Wemo Dialect) | sahaʔ | | | McElhanon and Voorhoeve (1970) | skin |
| 156515 | Kâte (Wâmora Dialect) | sahaʔ | | | McElhanon and Voorhoeve (1970) | skin |
| 156514 | Kâte (Mâgobineng Dialect) | saaʔ | | | McElhanon and Voorhoeve (1970) | skin |
| 91604 | Kâte | sahac- | (its) skin | | McElhanon (1967) | (its) skin |
| 16399 | Kasua | kʌ:pɔ | | | Shaw (1986) | |
| 2000 | Kasua | kapo | | | Franklin and Voorhoeve (1973) | |
| 34477 | Karon Dori | tarak | | | Miedema & Welling (1985) | |
| 23615 | Karon Dori | rak | | | Voorhoeve (1975) | |
| 121372 | Kare | dA:ru | | | Z'graggen (1980) | skin |
| 121373 | Kare | to?o | | | Z'graggen (1980) | skin |
| 243641 | Karawa | mouwil | | | Laycock (1968) | |
| 21771 | Karas | kulpen | | | Voorhoeve (1975) | |
| 224693 | Kapriman | thʌgas | | | Dye et al (1968) | |
| 19566 | Kapauri | ufunu | | | Voorhoeve (1975) | |
| 21056 | Kanum | keikei | | | Voorhoeve (1975) | |
| 16499 | Kamula | kʌpʌlʌ | | | Shaw (1986) | |
| 27328 | Kamula | kapala | | | Reesink (1976) | |
| 156406 | Kamoro | pikiri | | | McElhanon and Voorhoeve (1970) | skin |
| 21370 | Kamoro | pikiri | | | Voorhoeve (1975) | |
| 21410 | Kamberau | hura | | | Voorhoeve (1975) | |
| 32240 | Kambaira | ibatami | | | SIL () | |
| 1700 | Kamasa | pa'a(me) | | | Lloyd (1973) | |
| 74227 | Kamano | (ä)vúfäga | | | Scott (1978) | |
| 37938 | Kamang (Pido 2 Dialect) | neh'abaʔ | | | Stokhof (1975) | |
| 38172 | Kamang (Pido 1 Dialect) | n'ɛgul | | | Stokhof (1975) | |
| 38290 | Kamang (Letley Dialect) | n'ɛbα | | | Stokhof (1975) | |
