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 |
|---|
| 15242 | Ese | straight | ari|ni | | straight | |
| 15241 | Ese | straight | a|ri|ra | | straight | |
| 14669 | Proto-Koiarian | to enter | *arí[ra]- | | | |
| 14670 | Koitabu | to enter | ari|ra-ɣa- | | fall into a hole | |
| 14671 | Grass Koiari | to enter | ari|ra-va- | | enter a hole | |
| 14489 | Barai (South Dialect) | house | aru | | house | |
| 14672 | Barai (North Dialect) | to enter | aru | | go in | |
| 14674 | Barai (South Dialect) | to enter | aru|ʔairo | | enter | |
| 14388 | Ese | lizard | arú|s-a | | lizard | |
| 14675 | Ese | to enter | aru|v-o | | enter, go inside | |
| 14673 | Barai (South Dialect) | to enter | aru|ye | | enter | |
| 14486 | Proto-Baraic | house | *arV | | | |
| 15119 | Koitabu | to sneeze | asi|mana-va-nu | | sneeze | |
| 14530 | Ese | leech | asin|asin-a | | leech | |
| 14529 | Barai (North Dialect) | leech | asin-e | | leech | |
| 15122 | Barai (North Dialect) | to sneeze | asi|nuf-ie | | sneeze | |
| 14528 | Proto-Baraic | leech | *asinV | | | |
| 15123 | Ese | to sneeze | asi|puej-o | | sneeze | |
| 15557 | Koitabu | man | ata | | man | |
| 15558 | Grass Koiari | man | ata | | man | |
| 15559 | Mountain Koiari | man | ata | | person, people | |
| 15603 | Mountain Koiari | Medial Verb Suffix | -ata | | medial verb suffix | |
| 15556 | Proto-Koiariac | man | *ata | | | |
| 15600 | Proto-Koiariac | Medial Verb Suffix | *-ata | | | |
| 14571 | Proto-Baraic | to split | *ata- | | break wood | |
| 14570 | Ese | bone | ʔat-a | | bone | |
| 14574 | Ese | to split | at-a | | break wood | |
| 14573 | Barai (South Dialect) | to split | ata- | | break wood | |
| 14271 | Ese | ear | ata-a | | ear | |
| 14572 | Barai (North Dialect) | to split | at-ae | | break off a piece | |
| 15601 | Koitabu | Medial Verb Suffix | atege | | until | |
| 14218 | Barai (South Dialect) | knee | atei | | knee' (e unexpected; o expected) | |
| 14217 | Proto-Baraic | knee | *ato- | | | |
| 14219 | Ese | knee | atok-a | | knee | |
| 15056 | Mountain Koiari | he, she, it (pronoun d:3s) | au | | he, she, it'; 3sg pronoun | |
| 15054 | Koitabu | he, she, it (pronoun d:3s) | au | | he, she, it'; 3sg pronoun | |
| 15641 | Grass Koiari | butterfly | avako | | butterfly | |
| 15640 | Proto-Koiariac | butterfly | *avako | | | |
| 15294 | Barai (South Dialect) | blood | avo|du | | blood | |
| 15057 | Mountain Koiari | he, she, it (pronoun d:3s) | avu-ho | | for him/her | |
| 14787 | Barai (North Dialect) | not | ba | | not | |
| 14788 | Barai (South Dialect) | not | ba | | not | |
| 14743 | Koitabu | father | baba | | father (address), dad | |
| 14744 | Grass Koiari | father | baba | | father (address), dad | |
| 14747 | Barai (South Dialect) | father | baba | | father, uncle (father's brother) | |
| 14742 | Proto-Koiarian | father | *baba | | | |
| 14763 | Proto-Koiarian | ripe | *bae | | | |
| 14766 | Mountain Koiari | ripe | bae|a | | to be ripe, ready to pick | |
| 14767 | Barai (North Dialect) | ripe | bae|je | | ripe | |
| 14212 | Ömie | to get | baej-e | | take | |
