糟蹋

糟蹋	zāo tà	to waste; to spoil / to ruin; to wreck / to insult; to humiliate / to defile (a woman); to rape / also pr. [zao1ta5]
糟	zāo	dregs / draff / pickled in wine / rotten / messy / ruined
蹋	tà	to step on