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 |
|---|
| 15487 | Grass Koiari | eel | mina | | eel | |
| 15488 | Mountain Koiari | eel | minama | | eel | |
| 15496 | Proto-Koiariac | pawpaw | *(n,m)itani | | | |
| 15497 | Grass Koiari | pawpaw | nitani | | pawpaw | |
| 15498 | Mountain Koiari | pawpaw | mitani | | pawpaw | |
| 15499 | Proto-Koiariac | like, similar | *naɣate | | | |
| 15500 | Koitabu | like, similar | naɣate | | be like, resemble | |
| 15501 | Grass Koiari | like, similar | navate | | like, resemble, similar | |
| 15502 | Mountain Koiari | like, similar | nahate | | like, similar | |
| 15503 | Proto-Koiariac | mother | *neina | | | |
| 15504 | Koitabu | mother | neina | | mother | |
| 15505 | Grass Koiari | mother | (da) neine | | (my) mother | |
| 15506 | Grass Koiari | mother | neina-ka | | mother | |
| 15507 | Mountain Koiari | mother | neina | | mother | |
| 15508 | Proto-Koiariac | woman | *nigi | | | |
| 15493 | Grass Koiari | boy | mo | | male, boy | |
| 15494 | Mountain Koiari | boy | mo | | male child, boy, male | |
| 15509 | Koitabu | woman | nigi | | skirt, woman's dress | |
| 15510 | Grass Koiari | woman | nigi | | skirt, woman's dress | |
| 15511 | Mountain Koiari | woman | nigi | | grass skirt | |
| 15512 | Proto-Koiariac | verb suffix, past tense SG | *-nu | | | |
| 15513 | Koitabu | verb suffix, past tense SG | -nu | | verb suffix, past tense sg | |
| 15514 | Grass Koiari | verb suffix, past tense SG | -nu | | verb suffix, past tense sg | |
| 15515 | Mountain Koiari | verb suffix, past tense SG | -nu | | verb suffix, past tense sg | |
| 15516 | Proto-Koiariac | who? | *-are | | | |
| 15517 | Koitabu | who? | -are | | who, which | |
| 15518 | Grass Koiari | who? | -are | | who, which | |
| 15519 | Mountain Koiari | who? | -ale | | who | |
| 15520 | Proto-Koiariac | pig | *ofo | | | |
| 15521 | Koitabu | pig | oho | | pig | |
| 15522 | Grass Koiari | pig | oho | | pig | |
| 15523 | Mountain Koiari | pig | ovo | | pig | |
| 15524 | Proto-Koiariac | this | *oko | | | |
| 15525 | Koitabu | this | o | | this | |
| 15526 | Grass Koiari | this | oko | | this | |
| 15527 | Mountain Koiari | this | ko | | this | |
| 15528 | Proto-Koiariac | what? | *ono | | | |
| 15529 | Grass Koiari | what? | ono | | what (is it)? (self questioning) | |
| 15530 | Mountain Koiari | what? | ono | | what | |
| 15531 | Proto-Koiariac | to dig | *rofo- | | | |
| 15532 | Koitabu | to dig | roho- | | dig (hole) | |
| 15533 | Grass Koiari | to dig | roho- | | dig (hole) | |
| 15534 | Mountain Koiari | to dig | lovo- | | dig | |
| 15535 | Proto-Koiariac | because | *-ru | | | |
| 15536 | Grass Koiari | because | V-are-ru | | because V | |
| 15537 | Mountain Koiari | because | V-ale-rua | | because V | |
| 15538 | Proto-Koiariac | quickly | *soreka | | | |
| 15539 | Grass Koiari | quickly | soreka | | quickly | |
| 15540 | Mountain Koiari | quickly | soleka | | quick(ly), fast | |
| 15541 | Proto-Koiariac | before | *subuta | | | |
