口齒

mouth and teeth / enunciation / to articulate / diction / age (of cattle, horses etc)

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

tooth / CL:顆|颗[ke1]

supraoral tooth

to lisp / unclear articulation / inarticulate

eloquent and fluent speaker (idiom); grandiloquence / the gift of the gab

clear diction / clear articulation

eloquence that generates perfume (idiom); profound and significant text

diction / enunciation

to quarrel / to bicker / glib repartee