kainaba

Bingham: Hiram Bingham, A Gilbertese-English Dictionary (1908, 1953). American Board of Commissioners for Foreign Missions.
Sabatier: Ernest Sabatier, M.S.C., Dictionnaire Gilbertin-Français (1954), translated by Sr. M. Oliva as Gilbertese-English Dictionary (1971). South Pacific Commission Publications Bureau.

Bingham

kaáinaba

n. a spouse, a husband's sister.

kainaba

n. 1. husband, wife, sister or cousin of husband (in regard to the woman).

vt. kainnabana: to marry.

n. 2. kai n abau compatriot, fellow countryman.

ex. kainabau, kainabam, kainabana, etc.