airu

ko-o (intransitive verb) to sound; to make a noise; to crow, or croak; to roar, low, or grunt. aru atenus: the drum has sounded. aru edongot: the bell has rang. eruos aki: the ears are ringing. eruo engatuny, eris, ekokor, emong: the lion roars, the leopard purrs, the cock crows, the bull lows (bellows).