| 165870 | Kuot | məlobiem | | | Lindström (2008) | |
| 154871 | Kutong (Sakam Dialect) | mʌlbin | | | McElhanon and Voorhoeve (1970) | tongue |
| 237696 | Kwoma | tarekwoy | | | Foley (2005) | |
| 243448 | Kwoma | kwunja | | | Laycock (1968) | |
| 163567 | Kyaka | kekenge | | | Davies and Comrie (1985) | tongue |
| 163566 | Kyenele (Kyaimbarang Dialect) | 'mbᴶe | | | Davies and Comrie (1985) | tongue |
| 163573 | Kyenele (Miyak Dialect) | mpe | | | Davies and Comrie (1985) | tongue |
| 76206 | Lavukaleve | let | tongue | | Tryon & Hackman (1983) | |
| 163571 | Lembena | ketanae | | | Davies and Comrie (1985) | tongue |
| 163572 | Lembena (Maibi Dialect) | 'keɽa | | | Davies and Comrie (1985) | tongue |
| 163581 | Lembena (Yariba Dialect) | ket͑ | | | Davies and Comrie (1985) | tongue |
| 176749 | Lemio | kʰɛñɛ | | | Z'graggen (1980) | tongue |
| 154857 | Madi | mʌpli | | | McElhanon and Voorhoeve (1970) | tongue |
| 154860 | Madi | topʌ | | | McElhanon and Voorhoeve (1970) | tongue |
| 257029 | Magɨ | migin | | | Daniels (2016) | |
| 139758 | Maia (Pila Dialect) | -kipi | | | Z'graggen (1980) | (tongue) |
| 139759 | Maia (Saki Dialect) | -kopi | | | Z'graggen (1980) | (tongue) |
| 75190 | Mailu | goba | | | Saville (1912) | |
| 86051 | Mailu (Asiaoro Dialect) | goba | | | Thomson (1975) | |
| 87421 | Mailu (Baibara Dialect) | goba | | | Thomson (1975) | |
| 86873 | Mailu (Borebo Dialect) | goba | | | Thomson (1975) | |
| 88243 | Mailu (Darava Dialect) | goba | | | Thomson (1975) | |
| 87969 | Mailu (Delebai Dialect) | goba | | | Thomson (1975) | |
| 87147 | Mailu (Domara Dialect) | goba | | | Thomson (1975) | |
| 87695 | Mailu (Geagea Dialect) | goba | | | Thomson (1975) | |
| 86325 | Mailu (Ilai Dialect) | goba | | | Thomson (1975) | |
| 86599 | Mailu (Island Dialect) | goba | | | Thomson (1975) | |
| 221214 | Maiwa | pʰed'nawa | | | SIL (1973) | |
| 217811 | Maiwa | pedᵗ nawa | | | SIL (1967) | |
| 36286 | Makasae | 'anam'ata | | | Stokhof (1975) | |
| 139757 | Mala | medulʌk | | | Z'graggen (1980) | (tongue) |
| 139753 | Malas | imbitɛl | | | Z'graggen (1980) | (tongue) |
| 176767 | Male | moin | | | Z'graggen (1980) | tongue |
| 233121 | Mali (Arambum Dialect) | ǥɔbɩnga | | | SIL (1985) | |
| 233223 | Mali (Makunga Dialect) | aǥulbiŋka | | | SIL (1985) | |
| 154884 | Mamaa | mimbeaŋ | | | McElhanon and Voorhoeve (1970) | tongue |
| 154889 | Ma Manda | membem | | | McElhanon and Voorhoeve (1970) | tongue |
| 237392 | Manambu | tɨkalɨr | | | Foley (2005) | |
| 201395 | Mandobo Atas | ogɑt | | | Voorhoeve (2000) | |
| 154835 | Mandobo Atas | oŋgat | | | McElhanon and Voorhoeve (1970) | tongue |
| 29529 | Manem | mte | | | Voorhoeve (1971) | |
| 91518 | Mape | erâŋ- | (its) tongue | | McElhanon (1967) | (its) tongue |
| 154931 | Mape (East Dialect) | namaŋ | | | McElhanon and Voorhoeve (1970) | tongue |
| 154929 | Mape (Naga Dialect) | namaŋ | | | McElhanon and Voorhoeve (1970) | tongue |
| 154930 | Mape (West Dialect) | namaŋ | | | McElhanon and Voorhoeve (1970) | tongue |
| 236781 | Marangis | mi | | | Foley (2005) | |
| 257610 | Maria (Maiagolo Dialect) | aˈhie | | | Dutton (1970) | tongue |
| 257611 | Maria (Maiagolo Dialect) | aˈfie | | | Dutton (1970) | tongue |
| 257613 | Maria (Maranomu Dialect) | aˈhie | | | Dutton (1970) | tongue |
| 257615 | Maria (Uderi Dialect) | aˈtie | | | Dutton (1970) | tongue |
