| 176730 | Ogea | mutu- | | | Z'graggen (1980) | nose |
| 75434 | Oirata | mur'wana | | | Taber (1993) | |
| 197576 | Oksapmin (Lower Dialect) | lum | | | Loughnane and Fedden (2011) | |
| 243292 | Olo | minopoŋko | | | Laycock (1968) | |
| 3658 | Omati | sorowu | | | Franklin (1973) | |
| 5983 | Onabasulu | mi | | | Shaw (1973) | |
| 16088 | Onabasulu | mĩ | | | Shaw (1986) | |
| 243289 | One, Inebu | suwla | | | Laycock (1968) | |
| 90880 | Ono | sot- | (its) nose | | McElhanon (1967) | (its) nose |
| 155313 | Ono (Kip Dialect) | sot | | | McElhanon and Voorhoeve (1970) | nose |
| 4551 | Opao | paku | | | Brown (1973) | |
| 52644 | Orokaiva | mende | nose | | Smallhorn (2011) | |
| 52639 | Orokaiva (Dobuduru Dialect) | mendo | nose | | Smallhorn (2011) | |
| 28122 | Orokaiva (Dobuduru Dialect) | mbende | | | Wilson (1969) | |
| 155351 | Orokaiva (Dobuduru Dialect) | mbende | | | McElhanon and Voorhoeve (1970) | nose |
| 52640 | Orokaiva (Dobuduru Dialect) | mbende | nose | | Smallhorn (2011) | |
| 155354 | Orokaiva (Jegarata-Kakendetta Dialect) | bende | | | McElhanon and Voorhoeve (1970) | nose |
| 52641 | Orokaiva (Jegarata-Kakendetta Dialect) | bende | nose | | Smallhorn (2011) | |
| 28167 | Orokaiva (Jegarata-Kakendetta Dialect) | bende | | | Wilson (1969) | |
| 52642 | Orokaiva (Jegasa-Sarau Dialect) | mende | nose | | Smallhorn (2011) | |
| 52643 | Orokaiva (Kendata Dialect) | mende | nose | | Smallhorn (2011) | |
| 28205 | Orokaiva (Kendata Dialect) | mende | | | Wilson (1969) | |
| 155353 | Orokaiva (Kendata Dialect) | mende | | | McElhanon and Voorhoeve (1970) | nose |
| 52645 | Orokaiva (Para Harava Dialect) | bende | nose | | Smallhorn (2011) | |
| 52651 | Orokaiva (Sairope Dialect) | βende | nose | | Smallhorn (2011) | |
| 28345 | Orokaiva (Sairope Dialect) | ƀende | | | Wilson (1969) | |
| 155352 | Orokaiva (Sairope Dialect) | bende | | | McElhanon and Voorhoeve (1970) | nose |
| 52646 | Orokaiva (Sose Dialect) | mẽde | nose | | Smallhorn (2011) | |
| 3971 | Orokolo (Kaipi Dialect) | evera | | | Brown (1973) | |
| 4655 | Orokolo | overa | | | Brown (1973) | |
| 213032 | Orya | mase | | | Clouse (1997) | |
| 198529 | Owiniga | tɛmɛři | | | Conrad and Dye (1975) | |
| 246241 | Owiniga | tə'mʌ́li | | | SIL (1963) | |
| 232963 | Owiniga | tɛmɛři | | | SIL (1972) | |
| 243317 | Pahi | fikihinwi | | | Laycock (1968) | |
| 139739 | Pal | masape | | | Z'graggen (1980) | nose |
| 139735 | Pamosu | mesipik | | | Z'graggen (1980) | nose |
| 120378 | Panim | mede- | | | Z'graggen (1980) | nose |
| 197357 | Papi | tʌnipɔku | | | Conrad and Dye (1975) | |
| 139745 | Parawen | maruna:n | | | Z'graggen (1980) | nose |
| 139746 | Parawen | matagura | | | Z'graggen (1980) | nose |
| 155266 | Pare | kene | | | McElhanon and Voorhoeve (1970) | nose |
| 2089 | Pare | kine | | | Shaw (1973) | |
| 15988 | Pare | kine | | | Shaw (1986) | |
| 95 | Pawaia | họ | | | Trefry (1969) | |
| 5169 | Pawaia | ho | | | Macdonald (1973) | |
| 191062 | Paynamar | manza | | | Z'graggen (1980) | nose |
| 163096 | Pinai-Hagahai | nama'gə | | | Davies and Comrie (1985) | nose |
| 163081 | Pinai-Hagahai (Aramo Dialect) | nama'gə | | | Davies and Comrie (1985) | nose |
| 163094 | Pinai-Hagahai (Nangenuwetan Dialect) | nama'ga | | | Davies and Comrie (1985) | nose |
