| 31459 | Northeast Kiwai (Gibaio Dialect) | 'hɩ́p:i | | | Wurm (1973) | |
| 17271 | Northeast Kiwai (Arigibi Dialect) | 'tútu: | | | Wurm (1973) | |
| 123349 | Nobonob | diriu | | | Z'graggen (1980) | root |
| 198247 | Nimo | atiti | | | Conrad and Dye (1975) | |
| 246338 | Nimo | mo | | | SIL (1963) | |
| 192581 | Nend | ntɨr | | | Z'graggen (1980) | root |
| 83228 | Nend | ntɨr | | | Daniels (2010) | |
| 200215 | Nek (Goambot Dialect) | kɑkɑi | | | Retsema et al. (2009) | |
| 38835 | Nedebang | h'alih | | | Stokhof (1975) | |
| 123337 | Nake | si:li | | | Z'graggen (1980) | root |
| 199001 | Nakame (Wasin Dialect) | gegi | | | Retsema et al. (2009) | |
| 198882 | Nakame (Sokan Dialect) | qəqɑi | | | Retsema et al. (2009) | |
| 198761 | Nakame (Sikalan Dialect) | kakai | | | Retsema et al. (2009) | |
| 199247 | Nakame (Popof Dialect) | gwɑhini | | | Retsema et al. (2009) | |
| 199644 | Nakame (Munguleng Dialect) | qeqi | | | Retsema et al. (2009) | |
| 199746 | Nakame (Gufin Dialect) | ke:ki | | | Retsema et al. (2009) | |
| 199120 | Nakame (Dzenzen Dialect) | qəqɑi | | | Retsema et al. (2009) | |
| 214019 | Nakai | ʔɑˈsirin | | | Hughes (2009) | |
| 197811 | Nagatiman | tilkʌᵽuʔ | | | Conrad and Dye (1975) | |
| 91383 | Nabak | kindi- | (its) root | | McElhanon (1967) | (its) root |
| 142427 | Musar | ʌkil | | | Z'graggen (1980) | root |
| 192583 | Musak | kɨrɨr | | | Z'graggen (1980) | root |
| 192584 | Musak | pʉrʉ | | | Z'graggen (1980) | root |
| 123335 | Murupi | si:gu | | | Z'graggen (1980) | root |
| 123324 | Munit | bɛbɛi | | | Z'graggen (1980) | root |
| 198645 | Mungkip | kwatʃin | | | Retsema et al. (2009) | |
| 192574 | Mum | kɨndɨ | | | Z'graggen (1980) | root |
| 83230 | Mum | kɨⁿdɨ | | | Daniels (2010) | |
| 27456 | Mubami | upoli | | | Reesink (1976) | |
| 3384 | Mubami | me′ele | | | Franklin (1973) | |
| 27455 | Mubami | mɛʔɛlɛ | | | Reesink (1976) | |
| 15599 | Mountain Koiari | umu-ka | root, base (of tree) | | Dutton (2010) | |
| 258390 | Motu | ramu- | | | Dutton (1970) | root of tree |
| 123338 | Mosimo | sigu | | | Z'graggen (1980) | root |
| 3486 | Morigi | noʔa hepi | | | Wurm (1973) | |
| 192578 | Moresada | ndək | | | Z'graggen (1980) | root |
| 32354 | Morawa | bo | | | SIL (1973) | |
| 7308 | Moni (Kemandoga Dialect) | taki | | | Larson & Larson (1972) | |
| 29598 | Molof | sele | | | Voorhoeve (1971) | |
| 142423 | Moere | moakir | | | Z'graggen (1980) | root |
| 3067 | Minanibai | dɛ daroi | | | Franklin (1973) | |
| 179433 | Migum | bir̃bɛr̃ | | | Z'graggen (1980) | root |
| 218255 | Migabac | godocine | | | SIL (1975) | |
| 142420 | Miani | sir | | | Z'graggen (1980) | root |
| 91372 | Mesem | kindiri- | (its) root | | McElhanon (1967) | (its) root |
| 4798 | Menya | huka | | | Lloyd (1973) | |
| 270 | Mena | ihe | | | Franklin (1973) | |
| 76334 | Mbilua (Ndovele Dialect) | raki | root | | Tryon & Hackman (1983) | |
| 76538 | Mbilua | raki | root | | Tryon & Hackman (1983) | |
| 76809 | Mbaniata (Lokuru Dialect) | amboso | root | | Tryon & Hackman (1983) | |
