冲塌 Traditional form: 沖塌 Pinyin (reading): chōngtā Definitions: to cause (a dam) to collapse Characters: 冲 - wash, rinse, flush; dash; soar 塌 - to collapse, to fall into ruin Traditional characters: 沖 - wash, rinse, flush; dash; soar 塌 - to collapse, to fall into ruin