啞口

as if dumb / speechless

(onom.) sound of cawing / sound of infant learning to talk / variant of 呀[ya1]

dumb / mute / hoarse / husky / unexploded (of artillery shell etc)

mute; dumb; incapable of speech / (of a voice) hoarse; husky / (of a bullet, bomb etc) dud

mouth / classifier for things with mouths (people, domestic animals, cannons, wells etc) / classifier for bites or mouthfuls