| 199612 | Nakame (Munguleng Dialect) | hubuɾi | | | Retsema et al. (2009) | |
| 199222 | Nakame (Popof Dialect) | qobuli | | | Retsema et al. (2009) | |
| 198737 | Nakame (Sikalan Dialect) | kaipm | | | Retsema et al. (2009) | |
| 198858 | Nakame (Sokan Dialect) | qaipm̩ | | | Retsema et al. (2009) | |
| 198976 | Nakame (Wasin Dialect) | kobli | | | Retsema et al. (2009) | |
| 125662 | Nake | auwe | | | Z'graggen (1980) | new |
| 125661 | Nake | yara | | | Z'graggen (1980) | new |
| 155609 | Nankina | kwondʌk | | | McElhanon and Voorhoeve (1970) | new |
| 38831 | Nedebang | saf'aʔa | | | Stokhof (1975) | |
| 155623 | Nek | kaek | | | McElhanon and Voorhoeve (1970) | new |
| 200191 | Nek (Goambot Dialect) | kombɨɾin | | | Retsema et al. (2009) | |
| 155592 | Nekgini | kɛŋ | | | McElhanon and Voorhoeve (1970) | new |
| 193788 | Nend | ica | | | Z'graggen (1980) | new |
| 155591 | Ngaing | gɛmʌŋ | | | McElhanon and Voorhoeve (1970) | new |
| 155619 | Nimi | kayak | | | McElhanon and Voorhoeve (1970) | new |
| 198236 | Nimo | tamʌ | | | Conrad and Dye (1975) | |
| 125676 | Nobonob | bau | | | Z'graggen (1980) | new |
| 155630 | Nomu | pouŋe | | | McElhanon and Voorhoeve (1970) | new |
| 17291 | Northeast Kiwai (Arigibi Dialect) | 'ɛ́io | | | Wurm (1973) | |
| 31479 | Northeast Kiwai (Gibaio Dialect) | 'ói'o | | | Wurm (1973) | |
| 2986 | Northeast Kiwai (Gope Dialect) | oio | | | Wurm (1973) | |
| 1002 | Northeast Kiwai (Urama Dialect) | oio | | | Wurm (1973) | |
| 155624 | Nuk | kaek | | | McElhanon and Voorhoeve (1970) | new |
| 199814 | Nuk (Tamben Dialect) | kombɨɾɨn | | | Retsema et al. (2009) | |
| 199924 | Nuk (Tunam Dialect) | kombʊtnɨ | | | Retsema et al. (2009) | |
| 155596 | Nukna | milak | | | McElhanon and Voorhoeve (1970) | new |
| 155597 | Nukna (Hamelengan Dialect) | mirak | | | McElhanon and Voorhoeve (1970) | new |
| 155621 | Numanggang | kaepmoŋ | | | McElhanon and Voorhoeve (1970) | new |
| 200105 | Numanggang (Kawalang Dialect) | kobuli | | | Retsema et al. (2009) | |
| 200027 | Numanggang (Tumung Dialect) | ko:buli | | | Retsema et al. (2009) | |
| 220360 | Obokuitai | sakaɾig̚ | | | Clouse (1997) | |
| 220513 | Obokuitai | sakaɾig̚ | | | Clouse (1997) | |
| 197439 | Odiai | titiyʌu | | | Conrad and Dye (1975) | |
| 16241 | Odoodee (Kalamo Dialect) | dia | | | Shaw (1986) | |
| 181540 | Ogea | ege | | | Z'graggen (1980) | new |
| 75542 | Oirata | miri | | | Taber (1993) | |
| 75543 | Oirata | mirmire | | | Taber (1993) | |
| 3711 | Omati | mikasi | | | Franklin (1973) | |
| 16141 | Onabasulu | hili | | | Shaw (1986) | |
| 6036 | Onabasulu | hili | (?) | | Shaw (1973) | |
| 91118 | Ono | wele | new | | McElhanon (1967) | new |
| 155628 | Ono (Karako Dialect) | usikap | | | McElhanon and Voorhoeve (1970) | new |
| 155626 | Ono (Kip Dialect) | musele | | | McElhanon and Voorhoeve (1970) | new |
| 155627 | Ono (Zankoa Dialect) | wisikap | | | McElhanon and Voorhoeve (1970) | new |
| 4604 | Opao | áre | | | Brown (1973) | |
| 52501 | Orokaiva | eha | new | | Smallhorn (2011) | |
| 52500 | Orokaiva (Dobuduru Dialect) | [i]seha [i]seha | new | | Smallhorn (2011) | |
| 52502 | Orokaiva (Para Harava Dialect) | eha | new | | Smallhorn (2011) | |
| 52503 | Orokaiva (Sose Dialect) | eha | new | | Smallhorn (2011) | |
| 4024 | Orokolo (Kaipi Dialect) | áre | | | Brown (1973) | |
