O - o
| observe | palkor |
| observe five days after death | maalep |
| obstruct | laokor |
| ocean | namos |
| octopus | wit |
| of | ni |
| of it | knen |
| off | m̃lakon |
| oily liquid in a germinated coconut | nrap |
| ok | nta |
| old | motu |
| old age | nafitiawian |
| old person | kapuer |
| omen | nafeifeien |
| on one's back, be | tralosak |
| one | skei |
| one (two irrealis) | ra= |
| only | m̃as |
| open | maag |
| · | p̃elgat |
| · | maaf |
| · | plag |
| opinion | nalelewen |
| or | ko |
| orange | m̃ool |
| · | m̃nam̃on p̃ok |
| ordinary | p̃rakot |
| orphan | mtapes |
| other | kaaru |
| · | p̃et |
| otherwise | ifmertik |
| otitis | taligftin |
| our | gakit |
| our (inclusive) | kit |
| ours | nigmam |
| ours (exclusive) | mom |
| · | mom |
| ours (inclusive) | negakit |
| outrigger of canoe | nsem |
| outrigger rolling over | p̃ip̃ |
| outside | ektem |
| oven stone | lelep |
| over there | sampe |
| owl | mlapuas |
| · | sokfal |
| owner | atlak |
| oyster, Black Wing Oyster | ruum |
| · | ruum |