| 144090 | Kobol | yuw | | | Z'graggen (1980) | (black) |
| 35043 | Klon (Probur Dialect) | αk'an | | | Stokhof (1975) | |
| 35162 | Klon (Halerman Dialect) | αk'αn | | | Stokhof (1975) | |
| 77628 | Klon | qakan | | | Baird (2008) | |
| 217744 | Kirikiri | ko-we | | | Clouse (1997) | |
| 237258 | Kire | pək | | | Foley (2005) | |
| 19741 | Kimaghima | cu-padere | | | Voorhoeve (1975) | |
| 6447 | Kibiri | epui | | | Wurm (1973) | |
| 33181 | Keuw | páunlìd-yô | | | Kamholz (2012) | |
| 33563 | Ketengban | merin | | | Heeschen (1978) | |
| 181120 | Kesawai | umuit | | | Z'graggen (1980) | black |
| 6860 | Kerewo | webuibo | | | Wurm (1973) | |
| 4131 | Keoru-Ahia | maea uru | | | Brown (1973) | |
| 4341 | Keoru-Ahia (Aheave Dialect) | aipo | | | Brown (1973) | |
| 25895 | Kemtuik | səgwo | | | Voorhoeve (1975) | |
| 21826 | Kemberano | gomukake | | | Voorhoeve (1975) | |
| 125219 | Kein | mutuanau | | | Z'graggen (1980) | black |
| 236934 | Kayan | mbukmbuk | | | Foley (2005) | |
| 20590 | Kayagar | sakum | | | Voorhoeve (1975) | |
| 29197 | Kayagar | sakum | | | Voorhoeve (1971) | |
| 17492 | Kawacha | lɨkumamɨya | | | Lloyd (1973) | |
| 29382 | Kaure | sandetu | | | Voorhoeve (1971) | |
| 217755 | Kaure | sabi | | | Clouse (1997) | |
| 19419 | Kaure | sambi | | | Voorhoeve (1975) | |
| 91030 | Kâte | gâgâpâc | black | | McElhanon (1967) | black |
| 16435 | Kasua | yapuya | | | Shaw (1986) | |
| 2036 | Kasua | nopia | | | Franklin and Voorhoeve (1973) | |
| 23590 | Karon Dori | nsafey | | | Voorhoeve (1975) | |
| 34452 | Karon Dori | genu | | | Miedema & Welling (1985) | |
| 125213 | Kare | sugumbʌba | | | Z'graggen (1980) | black |
| 244520 | Karawa | təprai | | | Laycock (1968) | |
| 21746 | Karas | koskap | | | Voorhoeve (1975) | |
| 225026 | Kapriman | khrumu | | | Dye et al (1968) | |
| 19541 | Kapauri | samgi | | | Voorhoeve (1975) | |
| 21031 | Kanum | wa:ns | | | Voorhoeve (1975) | |
| 237256 | Kanggape | ŋiatʃ | | | Foley (2005) | |
| 27366 | Kamula | dikəli | | | Reesink (1976) | |
| 16535 | Kamula | dikɔli | | | Shaw (1986) | |
| 21345 | Kamoro | tate | | | Voorhoeve (1975) | |
| 21385 | Kamberau | aʔara | | | Voorhoeve (1975) | |
| 1736 | Kamasa | yagwama | | | Lloyd (1973) | |
| 72324 | Kamano | haní(nke') | | | Scott (1978) | |
| 72325 | Kamano | ägänúmpa | | | Scott (1978) | |
| 37987 | Kamang (Pido 2 Dialect) | d'αtɛ | | | Stokhof (1975) | |
| 38221 | Kamang (Pido 1 Dialect) | dαt'ɛ | | | Stokhof (1975) | |
| 38339 | Kamang (Letley Dialect) | d'αtaʔ | | | Stokhof (1975) | |
| 38573 | Kamang (Langkuru Dialect) | d'ααtα | | | Stokhof (1975) | |
| 37050 | Kamang (Kolomane Dialect) | d'αtaʔ | | | Stokhof (1975) | |
| 35995 | Kamang | d'aqαtα | | | Stokhof (1975) | |
| 16735 | Kaluli | hiyɔ | | | Shaw (1986) | |
