| 244825 | Chambri | noranan | | | SIL (1975) | |
| 175550 | Pulabu | noumu | | | Z'graggen (1980) | man |
| 237324 | Manambu | ntiw | | | Foley (2005) | |
| 237325 | Proto-Ndu | *ntiw | | | Foley (2005) | |
| 202481 | Iatmul (Brugnowi Dialect) | ntu | | | Staalsen (1969) | |
| 202344 | Iatmul (Korogo Dialect) | ntu | | | Staalsen (1969) | |
| 202215 | Iatmul (Kanganaman Dialect) | ntu | | | Staalsen (1969) | |
| 202076 | Iatmul (Tambanam Dialect) | ntu | | | Staalsen (1969) | |
| 244773 | Burui | ntu | | | SIL (1962) | |
| 256909 | Burui | ntu | | | SIL (1962) | |
| 237327 | Ambulas | ntɨw | | | Foley (2005) | |
| 237326 | Iatmul | ntɨw | | | Foley (2005) | |
| 22004 | Kokoda (Tarof Dialect) | nubidomo | | | Voorhoeve (1975) | |
| 231169 | Arandai (Tarof Dialect) | nubido(mo) | | | Voorhoeve (1985) | |
| 20365 | Meyah | nuna | | | Voorhoeve (1975) | |
| 163201 | Alfendio | nuŋgumidndža | | | Davies and Comrie (1985) | man |
| 197432 | Odiai | nutu | | | Conrad and Dye (1975) | |
| 242831 | Wanap | nyiŋkilpən | | | Laycock (1968) | |
| 7146 | Kubo | o | | | Shaw (1986) | |
| 18541 | Fembe | o | | | Shaw (1986) | |
| 5674 | Kubo | o | | | Shaw (1973) | |
| 16579 | Konai | ɔ | | | Shaw (1986) | |
| 80456 | Angal | ɔɨ | | | Franklin (1975) | |
| 229860 | Aghu | ɣo-basin | | | Healey (1970) | |
| 230109 | Awyu, Asue | ɣó bisin | | | Healey (1970) | |
| 6492 | Ankave | oga | | | Lloyd (1973) | |
| 217495 | Uare | ohɔj ̟e | | | SIL (1988) | |
| 257257 | Humene | oˈhoʒ | | | Dutton (1970) | man |
| 257252 | Uare | oˈhoʒe | | | Dutton (1970) | man |
| 175555 | Sop | ᵱolbo | | | Z'graggen (1980) | man |
| 16179 | Odoodee (Kalamo Dialect) | ɔlɔga | | | Shaw (1986) | |
| 16279 | Odoodee (Hesif Dialect) | ɔľu | | | Shaw (1986) | |
| 77703 | Klon | om | | | Baird (2008) | |
| 242820 | Seta | oma | | | Laycock (1968) | |
| 190368 | Isabi | ona | | | Z'graggen (1980) | man |
| 22855 | Itik | oŋkwe | | | Voorhoeve (1975) | |
| 16479 | Kamula | ɔpɔlʌimi | | | Shaw (1986) | |
| 27308 | Kamula | opřami | | | Reesink (1976) | |
| 18641 | Fembe | or | | | Shaw (1973) | |
| 237606 | Abau | or | | | Foley (2005) | |
| 22044 | Kokoda (Kasuweri Dialect) | orotoeni | | | Voorhoeve (1975) | |
| 231081 | Arandai (Kasuwer Dialect) | orotoeni | | | Voorhoeve (1985) | |
| 18741 | Gobasi (Bibo Dialect) | os | | | Shaw (1973) | |
| 5874 | Gobasi (Honibo Dialect) | os | | | Shaw (1973) | |
| 17641 | Gobasi (Honibo Dialect) | os | | | Shaw (1986) | |
| 17741 | Gobasi | os | | | Shaw (1986) | |
| 17541 | Gobasi (Oibae Dialect) | ɔs | | | Shaw (1986) | |
| 15879 | Samo | oso | | | Shaw (1986) | |
| 5774 | Samo | ouson | | | Shaw (1973) | |
| 19276 | Sowanda | owak | | | Voorhoeve (1975) | |
