| 179833 | Kesawai | eme | | | Z'graggen (1980) | ground |
| 6837 | Kerewo | hopu | | | Wurm (1973) | |
| 4108 | Keoru-Ahia | mea | | | Brown (1973) | |
| 4318 | Keoru-Ahia (Aheave Dialect) | mea | | | Brown (1973) | |
| 25907 | Kemtuik | nan | | | Voorhoeve (1975) | |
| 21838 | Kemberano | obode | | | Voorhoeve (1975) | |
| 123776 | Kein | em | | | Z'graggen (1980) | ground |
| 236879 | Kayan | wakar | | | Foley (2005) | |
| 20602 | Kayagar | mep | | | Voorhoeve (1975) | |
| 17469 | Kawacha | kwaa'a | | | Lloyd (1973) | |
| 22566 | Kauwera | esiu | | | Voorhoeve (1975) | |
| 19431 | Kaure | ʔẽ | | | Voorhoeve (1975) | |
| 16412 | Kasua | pɛliʌ | | | Shaw (1986) | |
| 2013 | Kasua | moai | | | Franklin and Voorhoeve (1973) | |
| 34464 | Karon Dori | tapam | | | Miedema & Welling (1985) | |
| 23602 | Karon Dori | tabam | | | Voorhoeve (1975) | |
| 123773 | Kare | ʌ:na | | | Z'graggen (1980) | ground |
| 243973 | Karawa | lutil | | | Laycock (1968) | |
| 21758 | Karas | naun | | | Voorhoeve (1975) | |
| 19553 | Kapauri | u | | | Voorhoeve (1975) | |
| 21043 | Kanum | nel | | | Voorhoeve (1975) | |
| 237191 | Kanggape | ʃa | | | Foley (2005) | |
| 16512 | Kamula | tɛľʌ | | | Shaw (1986) | |
| 27342 | Kamula | tæna | | | Reesink (1976) | |
| 21357 | Kamoro | tapare | | | Voorhoeve (1975) | |
| 21397 | Kamberau | eʔa | | | Voorhoeve (1975) | |
| 1713 | Kamasa | kwaka | | | Lloyd (1973) | |
| 38003 | Kamang (Pido 2 Dialect) | fən'iŋ | | | Stokhof (1975) | |
| 38237 | Kamang (Pido 1 Dialect) | fĭn'iŋ | | | Stokhof (1975) | |
| 38355 | Kamang (Letley Dialect) | αw'uŋ | | | Stokhof (1975) | |
| 38589 | Kamang (Langkuru Dialect) | fin'iŋ | | | Stokhof (1975) | |
| 37066 | Kamang (Kolomane Dialect) | fun'iŋ | | | Stokhof (1975) | |
| 36011 | Kamang | fin'iŋ | | | Stokhof (1975) | |
| 16712 | Kaluli | hin | | | Shaw (1986) | |
| 3270 | Kaluli | hen | | | Franklin and Voorhoeve (1973) | |
| 195686 | Kalam | man | | | Pawley (2013) | |
| 195685 | Kalam | lum | | | Pawley (2013) | |
| 19998 | Kalabra | bet | | | Voorhoeve (1975) | |
| 6187 | Kaki Ae | tau auru | | | Brown (1973) | |
| 23133 | Kaiy | eide | | | Voorhoeve (1975) | |
| 25627 | Kais | kereko | | | Voorhoeve (1975) | |
| 34942 | Kafoa | αn'ey | | | Stokhof (1975) | |
| 37651 | Kabola (Pitumbang Dialect) | w'aʔay | | | Stokhof (1975) | |
| 36597 | Kabola (Hamap Dialect) | faʔ'αy | | | Stokhof (1975) | |
| 35777 | Kabola (Aimoli Dialect) | f'aʔay | | | Stokhof (1975) | |
| 179854 | Jilim | yɛbɛnǰi | | | Z'graggen (1980) | ground |
| 243979 | Iwam | nu | | | Laycock (1968) | |
| 22849 | Itik | oh | | | Voorhoeve (1975) | |
| 22688 | Isirawa | ug | | | Voorhoeve (1975) | |
| 123779 | Isebe | mi:r | | | Z'graggen (1980) | ground |
