| 243948 | Olo | tef | | | Laycock (1968) | |
| 179850 | Ogea | oula | | | Z'graggen (1980) | ground |
| 16212 | Odoodee (Kalamo Dialect) | mi | | | Shaw (1986) | |
| 16312 | Odoodee (Hesif Dialect) | mi | | | Shaw (1986) | |
| 973 | Northeast Kiwai (Urama Dialect) | hepu | | | Wurm (1973) | |
| 2957 | Northeast Kiwai (Gope Dialect) | hɛpu | | | Wurm (1973) | |
| 31450 | Northeast Kiwai (Gibaio Dialect) | tótó | | | Wurm (1973) | |
| 17262 | Northeast Kiwai (Arigibi Dialect) | ɛ'pú | | | Wurm (1973) | |
| 123801 | Nobonob | wan | | | Z'graggen (1980) | ground |
| 243954 | Ningil | tax | | | Laycock (1968) | |
| 20843 | Ninggerum | barap | | | Voorhoeve (1975) | |
| 25827 | Nimboran | mab | | | Voorhoeve (1975) | |
| 20723 | Ngalum | maŋol | | | Voorhoeve (1975) | |
| 192822 | Nend | isʌ | | | Z'graggen (1980) | ground |
| 38824 | Nedebang | tαl'aqxα | | | Stokhof (1975) | |
| 20399 | Ndom | nit | | | Voorhoeve (1975) | |
| 243985 | Namia | nu: | | | Laycock (1968) | |
| 23481 | Nalca | suk | | | Voorhoeve (1975) | |
| 123789 | Nake | ʌb | | | Z'graggen (1980) | ground |
| 123788 | Nake | van | | | Z'graggen (1980) | ground |
| 26107 | Nafri | kəra | | | Voorhoeve (1975) | |
| 243961 | Nabi | sap | | | Laycock (1968) | |
| 20923 | Muyu, South | okat | | | Voorhoeve (1975) | |
| 20883 | Muyu, North | patap | | | Voorhoeve (1975) | |
| 142830 | Musar | ʌlekʌ | | | Z'graggen (1980) | (ground) |
| 192824 | Musak | wuːrʉ | | | Z'graggen (1980) | ground |
| 123786 | Murupi | vəna | | | Z'graggen (1980) | ground |
| 235548 | Murik | agin | | | Foley (2005) | |
| 236218 | Murik | agin | | | Foley (2005) | |
| 240700 | Murik (Wagamut Dialect) | ˈagin | | | Abbott (1985) | |
| 240603 | Murik (Karau Dialect) | ˈagin | | | Abbott (1985) | |
| 123775 | Munit | basa | | | Z'graggen (1980) | ground |
| 24981 | Munggui | kakopa | | | Voorhoeve (1975) | |
| 83417 | Mum | prɨ | | | Daniels (2010) | |
| 192815 | Mum | pr̃ʉ | | | Z'graggen (1980) | ground |
| 3375 | Mubami | bóti | | | Franklin (1973) | |
| 27443 | Mubami | boti | | | Reesink (1976) | |
| 20279 | Mpur | nak | | | Voorhoeve (1975) | |
| 16794 | Mpur | nik | | | Miedema & Welling (1985) | |
| 34705 | Mpur (Kebar Dialect) | nièk | | | Miedema & Welling (1985) | |
| 34665 | Mpur (Arfu Dialect) | nyik | | | Miedema & Welling (1985) | |
| 15632 | Mountain Koiari | vata | ground, country, earth | | Dutton (2010) | |
| 15484 | Mountain Koiari | matama | place | | Dutton (2010) | |
| 258171 | Motu | tano | | | Dutton (1970) | ground |
| 34625 | Moskona (Merdey Dialect) | mauw(o) | | | Miedema & Welling (1985) | |
| 19068 | Moskona | mau | | | Voorhoeve (1975) | |
| 123790 | Mosimo | vane | | | Z'graggen (1980) | ground |
| 21477 | Morori | keep | | | Voorhoeve (1975) | |
| 3477 | Morigi | hopu | | | Wurm (1973) | |
| 192819 | Moresada | ɣəːp | | | Z'graggen (1980) | ground |
