| 156884 | Nekgini | tɛ | | | McElhanon and Voorhoeve (1970) | eye |
| 156883 | Neko | ta | | | McElhanon and Voorhoeve (1970) | eye |
| 191042 | Nend | ampɨn | | | Z'graggen (1980) | eye |
| 83184 | Nend | ampɨn | | | Daniels (2010) | |
| 156882 | Ngaing | de | | | McElhanon and Voorhoeve (1970) | eye |
| 237397 | Ngala | mɨyl | | | Foley (2005) | |
| 20718 | Ngalum | sir | | | Voorhoeve (1975) | |
| 25822 | Nimboran | nuŋgroŋ | | | Voorhoeve (1975) | |
| 246306 | Nimo | moh | | | SIL (1963) | |
| 198204 | Nimo | mɔ | | | Conrad and Dye (1975) | |
| 156852 | Ninggerum | ti-op | | | McElhanon and Voorhoeve (1970) | eye |
| 20838 | Ninggerum | tiop | | | Voorhoeve (1975) | |
| 156853 | Ninggerum | ki-op | | | McElhanon and Voorhoeve (1970) | eye |
| 243256 | Ningil | namək | | | Laycock (1968) | |
| 120337 | Nobonob | ame- | | | Z'graggen (1980) | eye |
| 156920 | Nomu | dzon | | | McElhanon and Voorhoeve (1970) | eye |
| 17237 | Northeast Kiwai (Arigibi Dialect) | i'dóma·i | | | Wurm (1973) | |
| 31425 | Northeast Kiwai (Gibaio Dialect) | i"dʌ́u'ma:i | | | Wurm (1973) | |
| 2932 | Northeast Kiwai (Gope Dialect) | itomai | | | Wurm (1973) | |
| 948 | Northeast Kiwai (Urama Dialect) | itomai | | | Wurm (1973) | |
| 156915 | Nuk | daon | | | McElhanon and Voorhoeve (1970) | eye |
| 199769 | Nuk (Tamben Dialect) | dɑun | | | Retsema et al. (2009) | |
| 199881 | Nuk (Tunam Dialect) | dɑwoŋgɑ | | | Retsema et al. (2009) | |
| 156888 | Nukna | tat | | | McElhanon and Voorhoeve (1970) | eye |
| 156889 | Nukna (Hamelengan Dialect) | raha | | | McElhanon and Voorhoeve (1970) | eye |
| 156913 | Numanggang | dau | | | McElhanon and Voorhoeve (1970) | eye |
| 200072 | Numanggang (Kawalang Dialect) | dɑu | | | Retsema et al. (2009) | |
| 199992 | Numanggang (Tumung Dialect) | dɑ:wi | | | Retsema et al. (2009) | |
| 212891 | Obokuitai | a-u | | | Clouse (1997) | |
| 197413 | Odiai | dena | | | Conrad and Dye (1975) | |
| 16287 | Odoodee (Hesif Dialect) | hɔwɔ̃ | | | Shaw (1986) | |
| 16187 | Odoodee (Kalamo Dialect) | hɔ̃wɔ̃ | | | Shaw (1986) | |
| 176671 | Ogea | age- | | | Z'graggen (1980) | eye |
| 75492 | Oirata | ina'moto | | | Taber (1993) | |
| 197553 | Oksapmin (Lower Dialect) | kin | | | Loughnane and Fedden (2011) | |
| 243251 | Olo | lüs | | | Laycock (1968) | |
| 3657 | Omati | isi | | | Franklin (1973) | |
| 15165 | Ömie | nu|n-e | eye | | Dutton (2010) | |
| 16087 | Onabasulu | si | | | Shaw (1986) | |
| 5982 | Onabasulu | si | | | Shaw (1973) | |
| 243248 | One, Inebu | namla | | | Laycock (1968) | |
| 91580 | Ono | dei- | (its) eye | | McElhanon (1967) | (its) eye |
| 156918 | Ono (Kip Dialect) | de | | | McElhanon and Voorhoeve (1970) | eye |
| 4550 | Opao | ohae | | | Brown (1973) | |
| 24035 | Ormu | metantuka | | | Voorhoeve (1975) | |
| 49873 | Orokaiva (Dobuduru Dialect) | tihi | eye | | Smallhorn (2011) | |
| 156948 | Orokaiva (Dobuduru Dialect) | tihi | | | McElhanon and Voorhoeve (1970) | eye |
| 49872 | Orokaiva (Dobuduru Dialect) | dihi | eye | | Smallhorn (2011) | |
| 28123 | Orokaiva (Dobuduru Dialect) | tihi | | | Wilson (1969) | |
| 156950 | Orokaiva (Jegarata-Kakendetta Dialect) | tihi | | | McElhanon and Voorhoeve (1970) | eye |
