呲牙儿 cīyár to bare one's teeth Definitions Defs Origin Strokes Stroke Words Sentences Sents 呲 zī to bare to show or bare one's teeth; now more commonly written as 龇 zī牙 yá noun tooth tooth; teeth儿 兒 r particleaffix [erhua suffix] A suffix attached to a word to form a retroflex ending, often indicating a small size, a sense of familiarity, or turning a word into a noun.