ngako

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

ngáko

n. phlegm, mucous matter.

va. having catarrh.

ngako

n. mucus, snot, glair, phlegm.

va. to have a cold in the head.

v. ongiri ngako: to blow one's nose.

vc. ka-ngakoa: to cause mucus, to soil with...