| 76969 | Mbaniata | isita | small | | Tryon & Hackman (1983) | |
| 76696 | Mbaniata (Lokuru Dialect) | isita | small | | Tryon & Hackman (1983) | |
| 76618 | Mbilua | silo-ama | small | | Tryon & Hackman (1983) | |
| 76414 | Mbilua (Ndovele Dialect) | silo | small | | Tryon & Hackman (1983) | |
| 4516 | Mena | kɔsimɛ | | | Franklin (1973) | |
| 4517 | Mena | kose mɛau | | | Franklin (1973) | |
| 4807 | Menya | waanqa | | | Lloyd (1973) | |
| 90798 | Mesem | namzi | small | | McElhanon (1967) | small |
| 144048 | Miani | mɛdɛ | | | Z'graggen (1980) | (small) |
| 218246 | Migabac | qisicne | | | SIL (1975) | |
| 218237 | Migabac | qaqacne | | | SIL (1975) | |
| 181093 | Migum | gʌdigtɛ | | | Z'graggen (1980) | small |
| 3076 | Minanibai | kopaiino | | | Franklin (1973) | |
| 144052 | Moere | muŋkwaŋ | | | Z'graggen (1980) | (small) |
| 144051 | Moere | kawam | | | Z'graggen (1980) | (small) |
| 29605 | Molof | fentana | | | Voorhoeve (1971) | |
| 32337 | Morawa | wageha | | | SIL (1973) | |
| 193533 | Moresada | wewe- | | | Z'graggen (1980) | small |
| 3495 | Morigi | kaina | | | Wurm (1973) | |
| 125197 | Mosimo | ʌtata | | | Z'graggen (1980) | small |
| 258875 | Motu | maraɣi | | | Dutton (1970) | small |
| 14862 | Mountain Koiari | ese | child | | Dutton (2010) | |
| 14861 | Mountain Koiari | ese-ve | small | | Dutton (2010) | |
| 3393 | Mubami | goisiʔe | | | Franklin (1973) | |
| 258876 | Mulaha | kirigi | | | Dutton (1970) | small |
| 193528 | Mum | sokipu | | | Z'graggen (1980) | small |
| 198610 | Mungkip | moniŋqabe | | | Retsema et al. (2009) | |
| 125182 | Munit | isika | | | Z'graggen (1980) | small |
| 240550 | Murik (Karau Dialect) | ˈŋgaŋgan | | | Abbott (1985) | |
| 240654 | Murik (Wagamut Dialect) | ˈŋgaŋgan | | | Abbott (1985) | |
| 125193 | Murupi | nʌːgu | | | Z'graggen (1980) | small |
| 125194 | Murupi | nubʌta | | | Z'graggen (1980) | small |
| 193538 | Musak | anmno | | | Z'graggen (1980) | small |
| 144057 | Musar | hoːwu | | | Z'graggen (1980) | (small) |
| 90809 | Nabak | isikŋen | small | | McElhanon (1967) | small |
| 197818 | Nagatiman | tokweᵽʋʔ | | | Conrad and Dye (1975) | |
| 214108 | Nakai | ʔɑmbuˈrum | | | Hughes (2009) | |
| 199086 | Nakame (Dzenzen Dialect) | kuiɑn | | | Retsema et al. (2009) | |
| 199719 | Nakame (Gufin Dialect) | kujɑ:ni | | | Retsema et al. (2009) | |
| 199601 | Nakame (Munguleng Dialect) | kuiɑ·ni | | | Retsema et al. (2009) | |
| 199213 | Nakame (Popof Dialect) | kuiɑ·ni | | | Retsema et al. (2009) | |
| 198728 | Nakame (Sikalan Dialect) | nɨmən | | | Retsema et al. (2009) | |
| 198848 | Nakame (Sokan Dialect) | qambim | | | Retsema et al. (2009) | |
| 198849 | Nakame (Sokan Dialect) | kuian | | | Retsema et al. (2009) | |
| 198967 | Nakame (Wasin Dialect) | kuiɑn | | | Retsema et al. (2009) | |
| 125196 | Nake | uhuʌːg | | | Z'graggen (1980) | small |
| 260698 | Nedebang | qxw'akα | | | Stokhof (1975) | |
| 260697 | Nedebang | pɛf'ɛʔɛ | | | Stokhof (1975) | |
| 260696 | Nedebang | s'ammα | | | Stokhof (1975) | |
| 200182 | Nek (Goambot Dialect) | tipnɑm | | | Retsema et al. (2009) | |
