| 154839 | Ninggerum | hooŋ | | | McElhanon and Voorhoeve (1970) | tongue |
| 246327 | Nimo | isa:be | | | SIL (1963) | |
| 198267 | Nimo | isa:pe | | | Conrad and Dye (1975) | |
| 154888 | Nimi | mɛmbim | | | McElhanon and Voorhoeve (1970) | tongue |
| 237391 | Ngala | tɨkan | | | Foley (2005) | |
| 154858 | Ngaing | nɛbʌli | | | McElhanon and Voorhoeve (1970) | tongue |
| 191075 | Nend | zɨgina | | | Z'graggen (1980) | tongue |
| 154859 | Neko | mɛlepi- | | | McElhanon and Voorhoeve (1970) | tongue |
| 200151 | Nek (Goambot Dialect) | məmben | | | Retsema et al. (2009) | |
| 154892 | Nek | memben | | | McElhanon and Voorhoeve (1970) | tongue |
| 38747 | Nedebang | nɛl'ɛfu | | | Stokhof (1975) | |
| 154876 | Nankina | mien | | | McElhanon and Voorhoeve (1970) | tongue |
| 237690 | Namia | lar | | | Foley (2005) | |
| 243450 | Namia | lar | | | Laycock (1968) | |
| 120416 | Nake | nimʌ:ru- | | | Z'graggen (1980) | tongue |
| 198815 | Nakame (Sokan Dialect) | mɛbɛm | | | Retsema et al. (2009) | |
| 198696 | Nakame (Sikalan Dialect) | mɛmbəŋ | | | Retsema et al. (2009) | |
| 199178 | Nakame (Popof Dialect) | mɑ̄·bi | | | Retsema et al. (2009) | |
| 199561 | Nakame (Munguleng Dialect) | mɑblemge | | | Retsema et al. (2009) | |
| 199696 | Nakame (Gufin Dialect) | mɑ:bitne | | | Retsema et al. (2009) | |
| 199054 | Nakame (Dzenzen Dialect) | mebɛŋ | | | Retsema et al. (2009) | |
| 154891 | Nakame | mabilak | | | McElhanon and Voorhoeve (1970) | tongue |
| 213971 | Nakai | ʔɔŋ | | | Hughes (2009) | |
| 197829 | Nagatiman | aǏižiʔ | | | Conrad and Dye (1975) | |
| 243427 | Nabi | wulaf | | | Laycock (1968) | |
| 91523 | Nabak | nambaram- | (its) tongue | | McElhanon (1967) | (its) tongue |
| 154912 | Nabak | nambalam | | | McElhanon and Voorhoeve (1970) | tongue |
| 154838 | Muyu, South | oŋ | | | McElhanon and Voorhoeve (1970) | tongue |
| 154837 | Muyu, North | oŋ | | | McElhanon and Voorhoeve (1970) | tongue |
| 139767 | Musar | nʌːviʌk | | | Z'graggen (1980) | (tongue) |
| 191077 | Musak | sagui | | | Z'graggen (1980) | tongue |
| 120414 | Murupi | nimaru- | | | Z'graggen (1980) | tongue |
| 236110 | Murik | menɨŋ | | | Foley (2005) | |
| 235440 | Murik | menɨŋ | | | Foley (2005) | |
| 7854 | Murik | menɨŋ | | | Foley (1986) | |
| 240658 | Murik (Wagamut Dialect) | ˈmbɩneŋ | | | Abbott (1985) | |
| 240554 | Murik (Karau Dialect) | ˈmbɛneŋ | | | Abbott (1985) | |
| 154855 | Muratayak | minŋa | | | McElhanon and Voorhoeve (1970) | tongue |
| 120403 | Munit | beria- | | | Z'graggen (1980) | tongue |
| 198578 | Mungkip | mabɛm | | | Retsema et al. (2009) | |
| 154894 | Mungkip | mabim | | | McElhanon and Voorhoeve (1970) | tongue |
| 191068 | Mum | mir̃ | | | Z'graggen (1980) | tongue |
| 257620 | Mulaha | bebura | | | Dutton (1970) | tongue |
| 3354 | Mubami | oda | | | Franklin (1973) | |
| 27415 | Mubami | ɔda | | | Reesink (1976) | |
| 15667 | Mountain Koiari | neme | tongue | | Dutton (2010) | |
| 257619 | Motu | maia- | | | Dutton (1970) | tongue |
| 120417 | Mosimo | melʌl- | | | Z'graggen (1980) | tongue |
| 3456 | Morigi | wototorope | | | Wurm (1973) | |
| 191072 | Moresada | -mer̃ək | | | Z'graggen (1980) | tongue |
