| 240591 | Murik (Karau Dialect) | ˈyautʰ | | | Abbott (1985) | |
| 121659 | Murupi | bina | | | Z'graggen (1980) | name |
| 191722 | Musak | i:bu | | | Z'graggen (1980) | name |
| 140901 | Musar | unim | | | Z'graggen (1980) | (name) |
| 20890 | Muyu, North | aniŋgo | | | Voorhoeve (1975) | |
| 157873 | Muyu, North | aniŋgo | | | McElhanon and Voorhoeve (1970) | name |
| 20930 | Muyu, South | aniŋgo | | | Voorhoeve (1975) | |
| 157874 | Muyu, South | anyiŋgo | | | McElhanon and Voorhoeve (1970) | name |
| 157947 | Nabak | kwit | | | McElhanon and Voorhoeve (1970) | name |
| 91173 | Nabak | dzikət- | (its) name | | McElhanon (1967) | (its) name |
| 26114 | Nafri | to | | | Voorhoeve (1975) | |
| 214172 | Nakai | ˈʔini | | | Hughes (2009) | |
| 157930 | Nakame | kikiu | | | McElhanon and Voorhoeve (1970) | name |
| 199075 | Nakame (Dzenzen Dialect) | qiqiu | | | Retsema et al. (2009) | |
| 199710 | Nakame (Gufin Dialect) | buŋɑmu | | | Retsema et al. (2009) | |
| 199585 | Nakame (Munguleng Dialect) | buŋɑ̄m | | | Retsema et al. (2009) | |
| 199201 | Nakame (Popof Dialect) | bumɑ̄·mū | | | Retsema et al. (2009) | |
| 198717 | Nakame (Sikalan Dialect) | kikiu | | | Retsema et al. (2009) | |
| 198836 | Nakame (Sokan Dialect) | qiqiu | | | Retsema et al. (2009) | |
| 198956 | Nakame (Wasin Dialect) | qiqiu | | | Retsema et al. (2009) | |
| 121661 | Nake | bina | | | Z'graggen (1980) | name |
| 23488 | Nalca | si | | | Voorhoeve (1975) | |
| 237745 | Namia | ilei | | | Foley (2005) | |
| 157916 | Nankina | man | | | McElhanon and Voorhoeve (1970) | name |
| 20406 | Ndom | nar | | | Voorhoeve (1975) | |
| 38760 | Nedebang | n'ɛɛnu | | | Stokhof (1975) | |
| 157931 | Nek | koi | | | McElhanon and Voorhoeve (1970) | name |
| 200171 | Nek (Goambot Dialect) | koi | | | Retsema et al. (2009) | |
| 157899 | Nekgini | waw | | | McElhanon and Voorhoeve (1970) | name |
| 191720 | Nend | ɛnsa | | | Z'graggen (1980) | name |
| 157898 | Ngaing | waw | | | McElhanon and Voorhoeve (1970) | name |
| 237432 | Ngala | cɨ | | | Foley (2005) | |
| 20730 | Ngalum | labun | | | Voorhoeve (1975) | |
| 25834 | Nimboran | sü | | | Voorhoeve (1975) | |
| 157927 | Nimi | wup | | | McElhanon and Voorhoeve (1970) | name |
| 20850 | Ninggerum | dun | | | Voorhoeve (1975) | |
| 157875 | Ninggerum | duno | | | McElhanon and Voorhoeve (1970) | name |
| 121673 | Nobonob | wani- | | | Z'graggen (1980) | name |
| 121674 | Nobonob | oni- | | | Z'graggen (1980) | name |
| 157936 | Nomu | kpet | | | McElhanon and Voorhoeve (1970) | name |
| 17307 | Northeast Kiwai (Arigibi Dialect) | 'painʌ | | | Wurm (1973) | |
| 31495 | Northeast Kiwai (Gibaio Dialect) | 'pa:in'na: | | | Wurm (1973) | |
| 3002 | Northeast Kiwai (Gope Dialect) | paiřa | | | Wurm (1973) | |
| 1018 | Northeast Kiwai (Urama Dialect) | paina | | | Wurm (1973) | |
| 157932 | Nuk | mane | | | McElhanon and Voorhoeve (1970) | name |
| 199794 | Nuk (Tamben Dialect) | qɨdɛ | | | Retsema et al. (2009) | |
| 199904 | Nuk (Tunam Dialect) | mɑŋgɑ | | | Retsema et al. (2009) | |
| 157903 | Nukna | hut | | | McElhanon and Voorhoeve (1970) | name |
| 157904 | Nukna (Hamelengan Dialect) | kut | | | McElhanon and Voorhoeve (1970) | name |
| 157929 | Numanggang | wow | | | McElhanon and Voorhoeve (1970) | name |
