| 7842 | Murik | arɨm | | | Foley (1986) | |
| 235359 | Murik | arɨm | | | Foley (2005) | |
| 124335 | Murupi | ze | | | Z'graggen (1980) | water |
| 193101 | Musak | ʌŋ | | | Z'graggen (1980) | water |
| 143304 | Musar | ɔːmbɔ | | | Z'graggen (1980) | (water) |
| 158454 | Muyu, North | ok | | | McElhanon and Voorhoeve (1970) | water |
| 20904 | Muyu, North | ok | | | Voorhoeve (1975) | |
| 158455 | Muyu, South | ok | | | McElhanon and Voorhoeve (1970) | water |
| 20944 | Muyu, South | ok | | | Voorhoeve (1975) | |
| 91229 | Nabak | tu | water | | McElhanon (1967) | water |
| 158536 | Nabak | tu | | | McElhanon and Voorhoeve (1970) | water |
| 243919 | Nabi | sup | | | Laycock (1968) | |
| 24172 | Nabi | wer | | | Voorhoeve (1975) | |
| 197837 | Nagatiman | tuʔ | | | Conrad and Dye (1975) | |
| 214044 | Nakai | ħɔħ | | | Hughes (2009) | |
| 158518 | Nakame | imi | | | McElhanon and Voorhoeve (1970) | water |
| 199115 | Nakame (Dzenzen Dialect) | imi | | | Retsema et al. (2009) | |
| 199744 | Nakame (Gufin Dialect) | ime | | | Retsema et al. (2009) | |
| 199637 | Nakame (Munguleng Dialect) | imē | | | Retsema et al. (2009) | |
| 199242 | Nakame (Popof Dialect) | imɛ̄ | | | Retsema et al. (2009) | |
| 198757 | Nakame (Sikalan Dialect) | imi | | | Retsema et al. (2009) | |
| 198878 | Nakame (Sokan Dialect) | imi | | | Retsema et al. (2009) | |
| 198996 | Nakame (Wasin Dialect) | imi | | | Retsema et al. (2009) | |
| 124337 | Nake | di | | | Z'graggen (1980) | water |
| 23502 | Nalca | mek | | | Voorhoeve (1975) | |
| 243943 | Namia | ijo | | | Laycock (1968) | |
| 237611 | Namia | ito | | | Foley (2005) | |
| 158504 | Nankina | ok | | | McElhanon and Voorhoeve (1970) | water |
| 158505 | Nankina | kɔmu | | | McElhanon and Voorhoeve (1970) | water |
| 19494 | Narau | bi | | | Voorhoeve (1975) | |
| 20420 | Ndom | wer | | | Voorhoeve (1975) | |
| 38764 | Nedebang | hil'a | | | Stokhof (1975) | |
| 158519 | Nek | tuk | | | McElhanon and Voorhoeve (1970) | water |
| 200211 | Nek (Goambot Dialect) | tuk | | | Retsema et al. (2009) | |
| 158487 | Nekgini | tupuŋ | | | McElhanon and Voorhoeve (1970) | water |
| 159364 | Neko | wai | | | McElhanon and Voorhoeve (1970) | water |
| 158486 | Neko | wai | | | McElhanon and Voorhoeve (1970) | water |
| 193099 | Nend | yambə | | | Z'graggen (1980) | water |
| 158485 | Ngaing | wai | | | McElhanon and Voorhoeve (1970) | water |
| 159363 | Ngaing | wai | | | McElhanon and Voorhoeve (1970) | water |
| 237330 | Ngala | ŋkɨw | | | Foley (2005) | |
| 20744 | Ngalum | oq | | | Voorhoeve (1975) | |
| 25848 | Nimboran | bu | | | Voorhoeve (1975) | |
| 158515 | Nimi | ŋʌmi | | | McElhanon and Voorhoeve (1970) | water |
| 198275 | Nimo | wi | | | Conrad and Dye (1975) | |
| 246336 | Nimo | ʔwi | | | SIL (1963) | |
| 158456 | Ninggerum | ok | | | McElhanon and Voorhoeve (1970) | water |
| 20864 | Ninggerum | ok | | | Voorhoeve (1975) | |
| 243912 | Ningil | ni: | | | Laycock (1968) | |
| 124350 | Nobonob | le | | | Z'graggen (1980) | water |
