nangonango

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

nángonango

a. abounding in flies.

nangonango

n. debility, weakness, feebleness.

a. weak, feeble, indolent, listless, nonchalant.
ka-nangoango: debilitating, weakening.

nangonango¹

n. full of flies <fly>, swarming with...