| 76327 | Mbilua (Ndovele Dialect) | ñuñu | fish | | Tryon & Hackman (1983) | |
| 277 | Mena | məị | | | Franklin (1973) | |
| 4805 | Menya | hamapaka | | | Lloyd (1973) | |
| 197034 | Mian | aniŋ | | | Loughnane and Fedden (2011) | |
| 141290 | Miani | war | | | Z'graggen (1980) | (fish) |
| 218308 | Migabac | kiweck sicg | | | SIL (1975) | |
| 178301 | Migum | sieb | | | Z'graggen (1980) | fish |
| 141293 | Moere | mɛra | | | Z'graggen (1980) | (fish) |
| 29570 | Molof | feuti | | | Voorhoeve (1971) | |
| 191957 | Moresada | tigeːp | | | Z'graggen (1980) | fish |
| 3493 | Morigi | na | | | Wurm (1973) | |
| 122126 | Mosimo | waru:ge | | | Z'graggen (1980) | fish |
| 258715 | Motu | lao | | | Dutton (1970) | fish |
| 3391 | Mubami | e:bi | | | Franklin (1973) | |
| 27465 | Mubami | ɛbi (ʔɛme) | | | Reesink (1976) | |
| 258716 | Mulaha | yogaba | | | Dutton (1970) | fish |
| 191953 | Mum | asa | | | Z'graggen (1980) | fish |
| 122108 | Munit | vʌ:le | | | Z'graggen (1980) | fish |
| 240595 | Murik (Karau Dialect) | ˈtʰantʰ | | | Abbott (1985) | |
| 240692 | Murik (Wagamut Dialect) | ˈtʰantʰ | | | Abbott (1985) | |
| 122122 | Murupi | marʌha | | | Z'graggen (1980) | fish |
| 191963 | Musak | kiaŋi | | | Z'graggen (1980) | fish |
| 141297 | Musar | ombo ariŋgor | | | Z'graggen (1980) | (fish) |
| 197771 | Nagatiman | muʔ | | | Conrad and Dye (1975) | |
| 214004 | Nakai | ʁɔˈʁɑnɔn | | | Hughes (2009) | |
| 122124 | Nake | mara | | | Z'graggen (1980) | fish |
| 122125 | Nake | silab | | | Z'graggen (1980) | fish |
| 38770 | Nedebang | 'αfiŋ | | | Stokhof (1975) | |
| 191960 | Nend | umʌ | | | Z'graggen (1980) | fish |
| 198208 | Nimo | ře | | | Conrad and Dye (1975) | |
| 198207 | Nimo | le | | | Conrad and Dye (1975) | |
| 122139 | Nobonob | kakai | | | Z'graggen (1980) | fish |
| 122138 | Nobonob | aor̃ | | | Z'graggen (1980) | fish |
| 17278 | Northeast Kiwai (Arigibi Dialect) | na: | | | Wurm (1973) | |
| 31466 | Northeast Kiwai (Gibaio Dialect) | na:˩˥ | | | Wurm (1973) | |
| 2973 | Northeast Kiwai (Gope Dialect) | na: | | | Wurm (1973) | |
| 989 | Northeast Kiwai (Urama Dialect) | na | | | Wurm (1973) | |
| 218787 | Obokuitai | te | | | Clouse (1997) | |
| 197415 | Odiai | rabe | | | Conrad and Dye (1975) | |
| 16328 | Odoodee (Hesif Dialect) | inɔlubi | | | Shaw (1986) | |
| 16228 | Odoodee (Kalamo Dialect) | di | | | Shaw (1986) | |
| 178313 | Ogea | howe | | | Z'graggen (1980) | fish |
| 75423 | Oirata | 'ahi | | | Taber (1993) | |
| 197555 | Oksapmin (Lower Dialect) | əniŋ | | | Loughnane and Fedden (2011) | |
| 3698 | Omati | moi | | | Franklin (1973) | |
| 16128 | Onabasulu | hani | | | Shaw (1986) | |
| 6023 | Onabasulu | hani | | | Shaw (1973) | |
| 4591 | Opao | ekaka | | | Brown (1973) | |
| 4011 | Orokolo (Kaipi Dialect) | tava | | | Brown (1973) | |
| 4695 | Orokolo | ekaka | | | Brown (1973) | |
