颓垣断壁 tuíyuánduànbì ruins Origin Definitions Defs Strokes Stroke Words Sentences Sents 颓 頹 tuí adjective to collapse (bound form) to crumble; to fall down; to collapse like a mountain垣 yuán wall (bound form) a wall, specifically a low wall; used generally for walls and fences断 斷 duàn verb to break to break or snap; to cut or sever into pieces壁 bì noun wall wall; partition