| 197400 | Odiai | wʌnʌ | | | Conrad and Dye (1975) | |
| 16325 | Odoodee (Hesif Dialect) | ɔsigɔ | | | Shaw (1986) | |
| 16225 | Odoodee (Kalamo Dialect) | sɔʔ | | | Shaw (1986) | |
| 177961 | Ogea | ne:i | | | Z'graggen (1980) | bird |
| 75512 | Oirata | 'asa | | | Taber (1993) | |
| 197535 | Oksapmin (Lower Dialect) | ilnem | 'bird variety 2' | | Loughnane and Fedden (2011) | |
| 197534 | Oksapmin (Lower Dialect) | əlem | 'bird variety 1' | | Loughnane and Fedden (2011) | |
| 244238 | Olo | nafle | | | Laycock (1968) | |
| 3695 | Omati | kae | | | Franklin (1973) | |
| 15327 | Ömie | ug-e | bird | | Dutton (2010) | |
| 6020 | Onabasulu | haga | | | Shaw (1973) | |
| 16125 | Onabasulu | haka | | | Shaw (1986) | |
| 244235 | One, Inebu | nawra | | | Laycock (1968) | |
| 91440 | Ono | naŋi | bird | | McElhanon (1967) | bird |
| 157421 | Ono (Karako Dialect) | naŋi | | | McElhanon and Voorhoeve (1970) | bird |
| 157419 | Ono (Kip Dialect) | naŋi | | | McElhanon and Voorhoeve (1970) | bird |
| 157420 | Ono (Zankoa Dialect) | naŋi | | | McElhanon and Voorhoeve (1970) | bird |
| 4588 | Opao | ori | | | Brown (1973) | |
| 24031 | Ormu | mano | | | Voorhoeve (1975) | |
| 48004 | Orokaiva | di | bird | | Smallhorn (2011) | |
| 157441 | Orokaiva (Dobuduru Dialect) | ndi | | | McElhanon and Voorhoeve (1970) | bird |
| 48000 | Orokaiva (Dobuduru Dialect) | ndi | bird | | Smallhorn (2011) | |
| 47999 | Orokaiva (Dobuduru Dialect) | di | bird | | Smallhorn (2011) | |
| 28130 | Orokaiva (Dobuduru Dialect) | ndi | | | Wilson (1969) | |
| 28176 | Orokaiva (Jegarata-Kakendetta Dialect) | di | | | Wilson (1969) | |
| 48001 | Orokaiva (Jegarata-Kakendetta Dialect) | di | bird | | Smallhorn (2011) | |
| 157443 | Orokaiva (Jegarata-Kakendetta Dialect) | di | | | McElhanon and Voorhoeve (1970) | bird |
| 48002 | Orokaiva (Jegasa-Sarau Dialect) | i | bird | | Smallhorn (2011) | |
| 48003 | Orokaiva (Kendata Dialect) | di | bird | | Smallhorn (2011) | |
| 28213 | Orokaiva (Kendata Dialect) | di | | | Wilson (1969) | |
| 157442 | Orokaiva (Kendata Dialect) | di | | | McElhanon and Voorhoeve (1970) | bird |
| 48005 | Orokaiva (Para Harava Dialect) | di | bird | | Smallhorn (2011) | |
| 48011 | Orokaiva (Sairope Dialect) | ndi | bird | | Smallhorn (2011) | |
| 157440 | Orokaiva (Sairope Dialect) | ndi | | | McElhanon and Voorhoeve (1970) | bird |
| 28353 | Orokaiva (Sairope Dialect) | ndi | | | Wilson (1969) | |
| 48006 | Orokaiva (Sose Dialect) | di | bird, fowl | | Smallhorn (2011) | |
| 4008 | Orokolo (Kaipi Dialect) | ori | | | Brown (1973) | |
| 4692 | Orokolo | ori | | | Brown (1973) | |
| 25774 | Orya | mawa | | | Voorhoeve (1975) | |
| 217938 | Orya | mawa | | | Clouse (1997) | |
| 232971 | Owiniga | ya | | | SIL (1972) | |
| 246249 | Owiniga | mbɛh | | | SIL (1963) | |
| 198476 | Owiniga | be | | | Conrad and Dye (1975) | |
| 244264 | Pahi | feydey | | | Laycock (1968) | |
| 140957 | Pal | nopo | | | Z'graggen (1980) | (bird) |
| 140953 | Pamosu | muŋgʌ | | | Z'graggen (1980) | (bird) |
| 121716 | Panim | ai | | | Z'graggen (1980) | bird |
| 23160 | Papasena | dou | | | Voorhoeve (1975) | |
| 198058 | Papi | ɔb̶ɔ | | | Conrad and Dye (1975) | |
| 197308 | Papi | ɔ:sani | | | Conrad and Dye (1975) | |
