| 160199 | Mape (East Dialect) | kari | | | McElhanon and Voorhoeve (1970) | road |
| 91210 | Mape | kari | road | | McElhanon (1967) | road |
| 29514 | Manem | monofo | road/path | | Voorhoeve (1971) | road/path |
| 160171 | Ma Manda | kʌdet | | | McElhanon and Voorhoeve (1970) | road |
| 160166 | Mamaa | kʌdiminaŋ | | | McElhanon and Voorhoeve (1970) | road |
| 233215 | Mali (Makunga Dialect) | aⁱskaʰ | | | SIL (1985) | |
| 233113 | Mali (Arambum Dialect) | iskaʰ | | | SIL (1985) | |
| 36372 | Makasae | 'iʔa (O) iar | path | | Stokhof (1975) | |
| 217803 | Maiwa | ɛbu | Daga - nain | | SIL (1967) | |
| 221206 | Maiwa | 'ɛbu | | | SIL (1973) | |
| 86654 | Mailu (Island Dialect) | laea | path | | Thomson (1975) | path |
| 86380 | Mailu (Ilai Dialect) | laea | path | | Thomson (1975) | path |
| 87750 | Mailu (Geagea Dialect) | laea | path | | Thomson (1975) | path |
| 87202 | Mailu (Domara Dialect) | laea | path | | Thomson (1975) | path |
| 88024 | Mailu (Delebai Dialect) | laea | path | | Thomson (1975) | path |
| 88298 | Mailu (Darava Dialect) | laea | path | | Thomson (1975) | path |
| 86928 | Mailu (Borebo Dialect) | laea | path | | Thomson (1975) | path |
| 87476 | Mailu (Baibara Dialect) | laea | path | | Thomson (1975) | path |
| 86106 | Mailu (Asiaoro Dialect) | laea | path | | Thomson (1975) | path |
| 75338 | Mailu | laea | | | Saville (1912) | |
| 160138 | Madi | kɛtʌ | | | McElhanon and Voorhoeve (1970) | road |
| 163390 | Lembena (Yariba Dialect) | xa'se | | | Davies and Comrie (1985) | road |
| 163391 | Lembena (Yariba Dialect) | xa't̮ɕe | | | Davies and Comrie (1985) | road |
| 163382 | Lembena (Maibi Dialect) | ka'se | | | Davies and Comrie (1985) | road |
| 163381 | Lembena | ka'se | | | Davies and Comrie (1985) | road |
| 76044 | Lavukaleve | lake | road | | Tryon & Hackman (1983) | |
| 163383 | Kyenele (Miyak Dialect) | mayt | | | Davies and Comrie (1985) | road |
| 163376 | Kyenele (Kyaimbarang Dialect) | maj | | | Davies and Comrie (1985) | road |
| 163377 | Kyaka | kata | | | Davies and Comrie (1985) | road |
| 160153 | Kutong (Sakam Dialect) | kʌep | | | McElhanon and Voorhoeve (1970) | road |
| 165947 | Kuot | alaŋ | (AN loan) | | Lindström (2008) | |
| 160133 | Kuni-Boazi (Boazi Dialect) | toqotap | | | McElhanon and Voorhoeve (1970) | road |
| 28637 | Kuni-Boazi | nɑḳɔu̯a | | | Voorhoeve (1970) | |
| 160184 | Kumukio | kesɔp | | | McElhanon and Voorhoeve (1970) | road |
| 833 | Kuman | konbo | | | Trefry (1969) | |
| 32577 | Kuman | konumbo | | | Salisbury (1956) | |
| 83044 | Kulsab | kubu | | | Daniels (2010) | |
| 36489 | Kula | ig'ayaʔ | path | | Stokhof (1975) | |
| 37777 | Kui (Kiramang Dialect) | l'uriŋ | road | | Stokhof (1975) | |
| 37792 | Kui (Kiramang Dialect) | ǰ'ɛbɔkɔ | path | | Stokhof (1975) | |
| 36255 | Kui | yɛ | path | | Stokhof (1975) | |
| 160122 | Kubo | ai | | | McElhanon and Voorhoeve (1970) | road |
| 160189 | Kube | hɨna | | | McElhanon and Voorhoeve (1970) | road |
| 91213 | Kube | hena | road | | McElhanon (1967) | road |
| 160177 | Kovai | atam | | | McElhanon and Voorhoeve (1970) | road |
| 33822 | Kosare | kɛmɔrɔ´ | road, path | | Heeschen (1978) | |
| 53392 | Korafe (Rabade Dialect) | em'boro | path | | Smallhorn (2011) | |
| 53391 | Korafe (Mokorua Dialect) | em'bolo | path | | Smallhorn (2011) | |
| 28250 | Korafe | emboro | | | Wilson (1969) | |
| 245350 | Kopar (Singarin Dialect) | 'pʰořəkʰain | | | SIL (1977) | |
