跟斗 Traditional form: 跟斗 Pinyin (reading): gēndou Definitions: somersault fall; tumble (fig.) setback; failure Characters: 跟 - heel; to accompany, to follow; with 斗 - to struggle, to fight, to contend; measuring cup Traditional characters: 跟 - heel; to accompany, to follow; with 斗 - to struggle, to fight, to contend; measuring cup