| 76253 | Mbilua (Ndovele Dialect) | sutɔ | mouth | | Tryon & Hackman (1983) | |
| 242 | Mena | komɛrʌ | | | Franklin (1973) | |
| 4770 | Menya | maanga | | | Lloyd (1973) | |
| 155540 | Mesem | dzʌmbut | | | McElhanon and Voorhoeve (1970) | mouth |
| 139702 | Miani | oupar | | | Z'graggen (1980) | (mouth) |
| 218218 | Migabac | musu | | | SIL (1975) | |
| 176689 | Migum | dz̃ugabʌb | | | Z'graggen (1980) | mouth |
| 3039 | Minanibai | momout | | | Franklin (1973) | |
| 139705 | Moere | mposoʔ | | | Z'graggen (1980) | (mouth) |
| 29589 | Molof | toŋble | | | Voorhoeve (1971) | |
| 32318 | Morawa | ma'a | | | SIL (1973) | |
| 190552 | Moresada | -yamun | | | Z'graggen (1980) | mouth |
| 3458 | Morigi | magota | | | Wurm (1973) | |
| 120356 | Mosimo | karu- | | | Z'graggen (1980) | mouth |
| 257673 | Motu | udu- | | | Dutton (1970) | mouth |
| 27417 | Mubami | moǥoto | | | Reesink (1976) | |
| 257674 | Mulaha | abina | | | Dutton (1970) | mouth |
| 190548 | Mum | mɨka | | | Z'graggen (1980) | mouth |
| 155523 | Mungkip | ma | | | McElhanon and Voorhoeve (1970) | mouth |
| 198571 | Mungkip | mage | | | Retsema et al. (2009) | |
| 155526 | Mungkip | maŋ | | | McElhanon and Voorhoeve (1970) | mouth |
| 120341 | Munit | ɛgɛrɛ- | | | Z'graggen (1980) | mouth |
| 120352 | Murupi | asi- | | | Z'graggen (1980) | mouth |
| 190557 | Musak | sumboy | | | Z'graggen (1980) | mouth |
| 139709 | Musar | hembel(a:bu) | | | Z'graggen (1980) | (mouth) |
| 155461 | Muyu, North | moŋgot | | | McElhanon and Voorhoeve (1970) | mouth |
| 155462 | Muyu, South | moŋgot | | | McElhanon and Voorhoeve (1970) | mouth |
| 155539 | Nabak | dʌpsʌk | | | McElhanon and Voorhoeve (1970) | mouth |
| 197797 | Nagatiman | iᵽaǏuᵽu | | | Conrad and Dye (1975) | |
| 213968 | Nakai | ˈbɛtkɔ | | | Hughes (2009) | |
| 155527 | Nakame | mʌ | | | McElhanon and Voorhoeve (1970) | mouth |
| 199047 | Nakame (Dzenzen Dialect) | mēŋi | | | Retsema et al. (2009) | |
| 199690 | Nakame (Gufin Dialect) | mɑne | | | Retsema et al. (2009) | |
| 199554 | Nakame (Munguleng Dialect) | mɑ·ge | | | Retsema et al. (2009) | |
| 199170 | Nakame (Popof Dialect) | mɑ̄ŋi | | | Retsema et al. (2009) | |
| 198690 | Nakame (Sikalan Dialect) | tapsəŋ | | | Retsema et al. (2009) | |
| 198809 | Nakame (Sokan Dialect) | meŋ | | | Retsema et al. (2009) | |
| 198928 | Nakame (Wasin Dialect) | mɑŋi | | | Retsema et al. (2009) | |
| 120354 | Nake | uri- | | | Z'graggen (1980) | mouth |
| 120355 | Nake | uwa- | | | Z'graggen (1980) | mouth |
| 38742 | Nedebang | nαʔαb'aqα | | | Stokhof (1975) | |
| 155524 | Nek | mɛ | | | McElhanon and Voorhoeve (1970) | mouth |
| 200144 | Nek (Goambot Dialect) | mən | | | Retsema et al. (2009) | |
| 155491 | Nekgini | mak | | | McElhanon and Voorhoeve (1970) | mouth |
| 155490 | Neko | mak | | | McElhanon and Voorhoeve (1970) | mouth |
| 190555 | Nend | karupr | | | Z'graggen (1980) | mouth |
| 155489 | Ngaing | magok | | | McElhanon and Voorhoeve (1970) | mouth |
| 155519 | Nimi | mɛ | | | McElhanon and Voorhoeve (1970) | mouth |
| 246304 | Nimo | itabɔ | | | SIL (1963) | |
| 198233 | Nimo | itabɔ | | | Conrad and Dye (1975) | |
