Dutton, T.E., 2010. Reconstructing Proto Koiarian: The history of a Papuan language family, Canberra: Pacific Linguistics.
Provided Lexicon:
| ID | Language | Word | Entry | Source Gloss | Annotation | Loan |
|---|
| 14328 | Barai (North Dialect) | now | iviama | | now | |
| 15039 | Proto-Koiarian | noose, trap, net | *ivi | | | |
| 15040 | Koitabu | noose, trap, net | ivi | | noose, trap | |
| 15041 | Grass Koiari | noose, trap, net | ivi | | noose, trap | |
| 15015 | Mountain Koiari | name | ivi | | name | |
| 14332 | Barai (South Dialect) | tail | ivenu | | tail (of dog) | |
| 15042 | Ömie | noose, trap, net | iv-e | | trap, net | |
| 15017 | Barai (North Dialect) | name | iv-e | | name | |
| 15043 | Barai (North Dialect) | noose, trap, net | iv-a | | pull string on trap | |
| 15037 | Ömie | heavy | iʔu|he | | heavy | |
| 15038 | Ömie | heavy | iʔu|e | | heavy | |
| 14326 | Ese | full | itu|ʔono | | full | |
| 14325 | Barai (South Dialect) | full | ito|tia | | full | |
| 14324 | Barai (North Dialect) | full | ito|eje | | full | |
| 14323 | Proto-Baraic | full | *ito- | | | |
| 15034 | Koitabu | heavy | isu|ke | | heavy | |
| 14875 | Ese | to swim | isuav-o | | swim | |
| 15036 | Mountain Koiari | heavy | isu|a | | heavy | |
| 15033 | Proto-Koiarian | heavy | *isu | | | |
| 14320 | Proto-Baraic | cloud | *isu | | | |
| 14322 | Barai (South Dialect) | cloud | iso | | cloud | |
| 14864 | Barai (North Dialect) | small | ise|sina | | small ones | |
| 14863 | Barai (North Dialect) | small | ise|kub-e | | small | |
| 14504 | Barai (North Dialect) | bad (deleterious or unsuitable) | is-e | | bad' (initial s expected) | |
| 15461 | Mountain Koiari | raw | isate | | uncooked | |
| 15460 | Grass Koiari | raw | isasa | | uncooked, raw, new | |
| 15462 | Mountain Koiari | new | isahete | | green wood, young person | |
| 15458 | Koitabu | new | isage | | new | |
| 15459 | Koitabu | raw | isaɣe | | uncooked, raw, young | |
| 15457 | Proto-Koiariac | new | *isa | | | |
| 14310 | Proto-Baraic | mouth | *irV | | | |
| 14312 | Barai (South Dialect) | mouth | iru | | mouth | |
| 14406 | Ömie | purposive verb suffix | -ʔirô | | "potential" | |
| 15258 | Barai (South Dialect) | to come | iro- | | come | |
| 14405 | Ömie | purposive verb suffix | -i(ro) | | "potential" | |
| 14408 | Ese | purposive verb suffix | -iro | | purpose | |
| 15257 | Barai (North Dialect) | to come | iro | | come | |
| 14938 | Barai (North Dialect) | dry (be dry) | iria|r-e | | dry (stg), dry (adj) | |
| 14937 | Barai (North Dialect) | dry (be dry) | iria|eki | | dry (not wet) | |
| 14305 | Barai (North Dialect) | what? | irer-e | | what? | |
| 14311 | Barai (North Dialect) | mouth | ir-e | | mouth | |
| 14314 | Proto-Baraic | who? | *irara | | | |
| 14317 | Barai (South Dialect) | who? | irara | | who? | |
| 14319 | Ese | who? | irara | | who? | |
| 14306 | Ese | what? | irak-a | | what? | |
| 14303 | Proto-Baraic | what? | *ira(b,r,k)V- | | | |
| 14313 | Ese | mouth | ir-a | | mouth | |
| 14318 | Barai (South Dialect) | who? | ira | | who? | |
| 15004 | Proto-Koiarian | one | *(i,o)gau | | | |
| 14300 | Barai (North Dialect) | two | inoko|ro | | two | |
