| 75150 | Mailu | tuma | | | Saville (1912) | |
| 20244 | Mai Brat | xate | | | Voorhoeve (1975) | |
| 141343 | Maia (Saki Dialect) | ŋaŋgu | | | Z'graggen (1980) | louse |
| 141342 | Maia (Pila Dialect) | ŋaŋgu | | | Z'graggen (1980) | louse |
| 256991 | Magɨ | imaŋ | | | Daniels (2016) | |
| 158793 | Madi | im | | | McElhanon and Voorhoeve (1970) | louse |
| 178361 | Lemio | miye | | | Z'graggen (1980) | louse |
| 164052 | Lembena (Yariba Dialect) | ɽe'ma | | | Davies and Comrie (1985) | louse |
| 164044 | Lembena (Maibi Dialect) | 'ɽɛma | | | Davies and Comrie (1985) | louse |
| 164043 | Lembena | lema | | | Davies and Comrie (1985) | louse |
| 76152 | Lavukaleve | lai | louse | | Tryon & Hackman (1983) | |
| 76151 | Lavukaleve | kea | louse egg | | Tryon & Hackman (1983) | |
| 22977 | Lau | duu | | | Voorhoeve (1975) | |
| 164045 | Kyenele (Miyak Dialect) | wututʰoma | | | Davies and Comrie (1985) | louse |
| 164038 | Kyenele (Kyaimbarang Dialect) | uta | | | Davies and Comrie (1985) | louse |
| 164039 | Kyaka | oro | | | Davies and Comrie (1985) | louse |
| 237785 | Kwoma | nɨka | | | Foley (2005) | |
| 244353 | Kwoma | nəkə | | | Laycock (1968) | |
| 22894 | Kwesten | nenan | | | Voorhoeve (1975) | |
| 23098 | Kwerisa | firi | | | Voorhoeve (1975) | |
| 22613 | Kwerba (Airmati Dialect) | negwan | | | Voorhoeve (1975) | |
| 22529 | Kwerba | ne:nun | | | Voorhoeve (1975) | |
| 158808 | Kutong (Sakam Dialect) | imʌn | | | McElhanon and Voorhoeve (1970) | louse |
| 24944 | Kurudu | u | | | Voorhoeve (1975) | |
| 166089 | Kuot | ineima | | | Lindström (2008) | |
| 158788 | Kuni-Boazi (Boazi Dialect) | wuŋg | | | McElhanon and Voorhoeve (1970) | louse |
| 21963 | Kuni-Boazi | wuŋg | | | Voorhoeve (1975) | |
| 28609 | Kuni-Boazi | uŋg | | | Voorhoeve (1970) | |
| 158836 | Kumukio | imɛn | | | McElhanon and Voorhoeve (1970) | louse |
| 816 | Kuman | numan | | | Trefry (1969) | |
| 82826 | Kulsab | ima | | | Daniels (2010) | |
| 36484 | Kula | inuw'anA | | | Stokhof (1975) | |
| 37772 | Kui (Kiramang Dialect) | big'eãŋ | | | Stokhof (1975) | |
| 36250 | Kui | kɔn | | | Stokhof (1975) | |
| 5757 | Kubo | o̧u̧ | | | Shaw (1973) | |
| 7229 | Kubo | oū | | | Shaw (1986) | |
| 158841 | Kube | imiŋ | | | McElhanon and Voorhoeve (1970) | louse |
| 91423 | Kube | imin | louse | | McElhanon (1967) | louse |
| 141348 | Kowaki | ɔna | | | Z'graggen (1980) | louse |
| 158832 | Kovai | apalau | | | McElhanon and Voorhoeve (1970) | louse |
| 33799 | Kosare | mi | | | Heeschen (1978) | |
| 210580 | Korowai | mə'ɾi: | | | Hughes (2009) | |
| 19923 | Korapun-Sela | wutnavu | | | Voorhoeve (1975) | |
| 141339 | Korak | mem | | | Z'graggen (1980) | louse |
| 240468 | Kopar (Singarin Dialect) | ˈmakʰəntʰə | | | Abbott (1985) | |
| 245375 | Kopar (Singarin Dialect) | 'makʰəntʰə | | | SIL (1977) | |
| 21282 | Koneraw | am | | | Voorhoeve (1975) | |
| 22243 | Konda | ano | | | Voorhoeve (1975) | |
| 16662 | Konai | ɔ̃u | | | Shaw (1986) | |
| 210786 | Komyandaret | gu: | | | Hughes (2009) | |
