| 181166 | Ogea | gir̃i | | | Z'graggen (1980) | red |
| 75491 | Oirata | mer'braka | | | Taber (1993) | |
| 244434 | Olo | yale | | | Laycock (1968) | |
| 3703 | Omati | kumu | | | Franklin (1973) | |
| 14390 | Ömie | kavu|ëʔe | red | | Dutton (2010) | |
| 6028 | Onabasulu | kenelu | | | Shaw (1973) | |
| 16133 | Onabasulu | kenelu | | | Shaw (1986) | |
| 244431 | One, Inebu | fampúi | | | Laycock (1968) | |
| 91062 | Ono | weŋemka | red | | McElhanon (1967) | red |
| 4596 | Opao | maea ovoka | | | Brown (1973) | |
| 53266 | Orokaiva (Dobuduru Dialect) | hohoma | red | | Smallhorn (2011) | |
| 53267 | Orokaiva (Para Harava Dialect) | ohoma | red | | Smallhorn (2011) | |
| 53268 | Orokaiva (Sose Dialect) | ohoma | red | | Smallhorn (2011) | |
| 4016 | Orokolo (Kaipi Dialect) | moi ovohori | | | Brown (1973) | |
| 4700 | Orokolo | ovoka | | | Brown (1973) | |
| 217866 | Orya | kalakal-a | | | Clouse (1997) | |
| 233070 | Owiniga | sɛƀɛ | | | SIL (1972) | |
| 244454 | Pahi | wuʔahay | | | Laycock (1968) | |
| 144119 | Pal | ikumat | | | Z'graggen (1980) | red |
| 144115 | Pamosu | etʌt | | | Z'graggen (1980) | red |
| 125258 | Panim | zogaʔai | | | Z'graggen (1980) | red |
| 144124 | Parawen | kʌ:ra | | | Z'graggen (1980) | red |
| 16033 | Pare | tauge | | | Shaw (1986) | |
| 2134 | Pare | tau-ge | | | Shaw (1973) | |
| 5214 | Pawaia | sene adi | | | Macdonald (1973) | |
| 100 | Pawaia | sia | | | Trefry (1969) | |
| 193576 | Paynamar | amus | | | Z'graggen (1980) | red |
| 164913 | Pinai-Hagahai | gɛia'xa | | | Davies and Comrie (1985) | red |
| 164900 | Pinai-Hagahai (Aramo Dialect) | gɛ'axaˌdənə | | | Davies and Comrie (1985) | red |
| 164911 | Pinai-Hagahai (Nangenuwetan Dialect) | hɯ'jə | | | Davies and Comrie (1985) | red |
| 164912 | Pinai-Hagahai (Wakadadap Dialect) | gei.a'xa | | | Davies and Comrie (1985) | red |
| 244451 | Pouye | kiyko | | | Laycock (1968) | |
| 14389 | Proto-Baraic | *kavu- | | | Dutton (2010) | |
| 51355 | Proto-Binandere | *ijimb- | | | Smallhorn (2011) | |
| 53269 | Proto-Binandere | *kokoi | | | Smallhorn (2011) | |
| 209243 | Proto-Mabuso | *kpola | | | Ross (2014) | red |
| 208170 | Proto-Madang | *ka(d,r)a | | | Ross (2014) | red |
| 209360 | Proto-North-Adelbert | *kedat | | | Ross (2014) | red |
| 211813 | Proto-Oceanic | *meʀaq | | | Blust (1993) | |
| 53265 | Proto-Orokaiva | *hohoma) | | | Smallhorn (2011) | |
| 208364 | Proto-South-Adelbert | *ñaŋgu | | | Ross (2014) | red |
| 181156 | Pulabu | kur̃u | | | Z'graggen (1980) | red |
| 894 | Purari | aro | | | Franklin (1973) | |
| 228648 | Qaget | mařiaǥa | | | SIL (1985) | |
| 246180 | Qaget | ʌ gʌřʌkʌ | | | SIL (1971) | |
| 125259 | Rapting | kokola | | | Z'graggen (1980) | red |
| 217845 | Rasawa | puβa-no | | | Clouse (1997) | |
| 125268 | Rempi | kukɔla | | | Z'graggen (1980) | red |
| 181169 | Rerau | jigalu | | | Z'graggen (1980) | red |
| 572 | Rumu | hokore | | | Franklin (1973) | |
