kōioio, a. 1. Hardened, dried. Kua koioioa nga riwai. ‖ ioio.
2. Obstinate. Katahi ki te koioio o te tamaiti.
Williams Dictionary
kōioio, n. A species of eel. Kia marama ake ko te puhi tuna, he rino, he tuna, ha, a te kai a te koioio.
Williams Dictionary