滞塞 zhìsè to obstruct Definitions Defs Origin Strokes Stroke Words Sentences Sents 滞 滯 zhì verb stagnant (bound form) stagnant; sluggish; not moving freely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