谜儿 mèir riddle Definitions Defs Origin Strokes Stroke Words Sentences Sents 谜 謎 mí noun riddle riddle; conundrum; mystery; enigma; an unsolved or difficult problem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.