一冲性子 yīchōngxìngzi on impulse Origin Definitions Defs Strokes Stroke Words Sentences Sents 一 yī adverbnumeral [suddenness] Used before a verb to indicate that an action or situation occurs suddenly or unexpectedly.冲 衝 chōng verb to rush to charge; to rush; to dash forward; to go straight ahead性子 xìngzi temper temper; disposition; character; temperamental nature