| 667 | Kuman | kamuka | | | Trefry (1969) | |
| 28094 | Kuni-Boazi | ozɔs | | | Voorhoeve (1970) | |
| 163736 | Kyaka | kopa | | | Davies and Comrie (1985) | cloud |
| 163735 | Kyenele (Kyaimbarang Dialect) | ϕɨŋga | | | Davies and Comrie (1985) | cloud |
| 163742 | Kyenele (Miyak Dialect) | yaŋgɷm | | | Davies and Comrie (1985) | cloud |
| 76196 | Lavukaleve | totoās | cloud | | Tryon & Hackman (1983) | |
| 163740 | Lembena | mokopale | | | Davies and Comrie (1985) | cloud |
| 163741 | Lembena (Maibi Dialect) | mogə'βaɽə | | | Davies and Comrie (1985) | cloud |
| 163749 | Lembena (Yariba Dialect) | 'hai | | | Davies and Comrie (1985) | cloud |
| 180092 | Lemio | koᵬ | | | Z'graggen (1980) | cloud |
| 257091 | Magɨ | kamɨ | | | Daniels (2016) | |
| 143065 | Maia (Pila Dialect) | ulum | | | Z'graggen (1980) | cloud |
| 143066 | Maia (Saki Dialect) | kiwa:mu | | | Z'graggen (1980) | cloud |
| 143067 | Maia (Saki Dialect) | ʌbʌ | | | Z'graggen (1980) | cloud |
| 75111 | Mailu | nogara | | | Saville (1912) | |
| 86086 | Mailu (Asiaoro Dialect) | au | | | Thomson (1975) | |
| 87456 | Mailu (Baibara Dialect) | au | | | Thomson (1975) | |
| 86908 | Mailu (Borebo Dialect) | au | | | Thomson (1975) | |
| 88278 | Mailu (Darava Dialect) | au | | | Thomson (1975) | |
| 88004 | Mailu (Delebai Dialect) | au | | | Thomson (1975) | |
| 87182 | Mailu (Domara Dialect) | au | | | Thomson (1975) | |
| 87730 | Mailu (Geagea Dialect) | au | | | Thomson (1975) | |
| 86360 | Mailu (Ilai Dialect) | au | | | Thomson (1975) | |
| 86634 | Mailu (Island Dialect) | au | | | Thomson (1975) | |
| 217819 | Maiwa | goaveru | Daga - irikup | | SIL (1967) | |
| 221222 | Maiwa | gʷa'weřu | | | SIL (1973) | |
| 36350 | Makasae | nunu'dɛu | | | Stokhof (1975) | |
| 143061 | Malas | geit | | | Z'graggen (1980) | sky, cloud |
| 180110 | Male | laŋ | | | Z'graggen (1980) | cloud |
| 233230 | Mali (Makunga Dialect) | aǥalun | | | SIL (1985) | |
| 201330 | Mandobo Atas | kut | | | Voorhoeve (2000) | |
| 201418 | Mandobo Atas (Yonggom Dialect) | kumut | | | Voorhoeve (2000) | |
| 29469 | Manem | tik | | | Voorhoeve (1971) | |
| 90846 | Mape | gâweŋ | cloud | | McElhanon (1967) | cloud |
| 258046 | Maria (Maiagolo Dialect) | ˈhoya | | | Dutton (1970) | cloud |
| 258048 | Maria (Maranomu Dialect) | ˈhouya | | | Dutton (1970) | cloud |
| 258050 | Maria (Uderi Dialect) | aˈgubi | | | Dutton (1970) | cloud |
| 258052 | Maria | ˈhoya | | | Dutton (1970) | cloud |
| 124089 | Matepi | fur | | | Z'graggen (1980) | cloud |
| 143069 | Mauwake | aperka | | | Z'graggen (1980) | cloud |
| 143073 | Mawak | atoporak | | | Z'graggen (1980) | cloud |
| 124086 | Mawan | rom | | | Z'graggen (1980) | cloud |
| 124087 | Mawan | romumu | | | Z'graggen (1980) | cloud |
| 76915 | Mbaniata | hōrō | cloud | | Tryon & Hackman (1983) | |
| 76846 | Mbaniata (Lokuru Dialect) | hōhora | cloud | | Tryon & Hackman (1983) | |
| 76591 | Mbilua | lei | cloud | | Tryon & Hackman (1983) | |
| 76263 | Mbilua (Ndovele Dialect) | kutukutu | cloud | | Tryon & Hackman (1983) | |
| 257 | Mena | noramo | | | Franklin (1973) | |
| 4785 | Menya | qakwa | | | Lloyd (1973) | |
| 90840 | Mesem | kumbu | cloud | | McElhanon (1967) | cloud |
