| 218975 | Orya | wanya | | | Clouse (1997) | |
| 54232 | Orokaiva (Sose Dialect) | [o] jĩgapu | snake | | Smallhorn (2011) | |
| 92028 | Ono | koma | snake | | McElhanon (1967) | snake |
| 14510 | Ömie | tabôr-e | snake | | Dutton (2010) | |
| 197591 | Oksapmin (Lower Dialect) | inəp | | | Loughnane and Fedden (2011) | |
| 75515 | Oirata | 'nana | | | Taber (1993) | |
| 178637 | Ogea | mʌːni | | | Z'graggen (1980) | snake |
| 197456 | Odiai | nibʌro | | | Conrad and Dye (1975) | |
| 218969 | Obokuitai | kɛi | | | Clouse (1997) | |
| 200017 | Numanggang (Tumung Dialect) | miŋgembet | | | Retsema et al. (2009) | |
| 200096 | Numanggang (Kawalang Dialect) | miŋgembet | | | Retsema et al. (2009) | |
| 199913 | Nuk (Tunam Dialect) | mɑlɛ | | | Retsema et al. (2009) | |
| 199803 | Nuk (Tamben Dialect) | mɑɾɛt | | | Retsema et al. (2009) | |
| 122487 | Nobonob | magay | | | Z'graggen (1980) | snake |
| 122488 | Nobonob | mat | | | Z'graggen (1980) | snake |
| 198258 | Nimo | nɔu | | | Conrad and Dye (1975) | |
| 237451 | Ngala | mapwicɨ | | | Foley (2005) | |
| 192139 | Nend | aku | | | Z'graggen (1980) | snake |
| 83458 | Nend | akʷɨ | | | Daniels (2010) | |
| 200180 | Nek (Goambot Dialect) | mɑlet | | | Retsema et al. (2009) | |
| 38847 | Nedebang | d'αmα | | | Stokhof (1975) | |
| 122475 | Nake | magʌy | | | Z'graggen (1980) | snake |
| 198965 | Nakame (Wasin Dialect) | momoleq | | | Retsema et al. (2009) | |
| 198845 | Nakame (Sokan Dialect) | momoleəq | | | Retsema et al. (2009) | |
| 198726 | Nakame (Sikalan Dialect) | momolɛək | | | Retsema et al. (2009) | |
| 199211 | Nakame (Popof Dialect) | gɛmɛp | | | Retsema et al. (2009) | |
| 199599 | Nakame (Munguleng Dialect) | muŋgɑmbɛt | | | Retsema et al. (2009) | |
| 199598 | Nakame (Munguleng Dialect) | gemep | | | Retsema et al. (2009) | |
| 199717 | Nakame (Gufin Dialect) | ge:mep | | | Retsema et al. (2009) | |
| 199084 | Nakame (Dzenzen Dialect) | qəmɑq | | | Retsema et al. (2009) | |
| 214005 | Nakai | ʔɑwɔnˈtɔt | | | Hughes (2009) | |
| 197820 | Nagatiman | ta:žuʔ | | | Conrad and Dye (1975) | |
| 92041 | Nabak | nombe | snake | | McElhanon (1967) | snake |
| 141609 | Musar | me:ka | | | Z'graggen (1980) | snake |
| 192142 | Musak | geo | | | Z'graggen (1980) | snake |
| 122473 | Murupi | wʌnsuru | | | Z'graggen (1980) | snake |
| 235534 | Murik | wakɨn | | | Foley (2005) | |
| 236204 | Murik | wakɨn | | | Foley (2005) | |
| 7869 | Murik | wakɨn | | | Foley (1986) | |
| 240691 | Murik (Wagamut Dialect) | ˈwaukʰʊn | | | Abbott (1985) | |
| 240594 | Murik (Karau Dialect) | ˈwaukʰün | | | Abbott (1985) | |
| 122462 | Munit | mani | | | Z'graggen (1980) | snake |
| 198608 | Mungkip | gɛmɛp | | | Retsema et al. (2009) | |
| 192132 | Mum | tʌβ | | | Z'graggen (1980) | snake |
| 83460 | Mum | tau | | | Daniels (2010) | |
| 258703 | Mulaha | baita | | | Dutton (1970) | snake |
| 258702 | Motu | gwarume | | | Dutton (1970) | snake |
| 122476 | Mosimo | magay | | | Z'graggen (1980) | snake |
| 192136 | Moresada | wanzᵊrᵊŋʌmp | | | Z'graggen (1980) | snake |
| 29630 | Molof | woske | | | Voorhoeve (1971) | |
