塞擦音 sècāyīn affricate Origin Definitions Defs Strokes Stroke Words Sentences Sents 塞 sè verb to block (bound form) to block or obstruct; to be hindered; used in formal compounds and idioms like 茅塞顿开 máosèdùnkāi擦音 cāyīn fricative A consonant sound produced by forcing air through a narrow channel in the vocal tract; also called 摩擦音 mócāyīn.