窃贼

窃贼	qiè zéi	thief
窃	qiè	to steal / secretly / (humble) I
贼	zéi	thief; robber / (bound form) traitor; subversive / (bound form) evil; wicked / sly; shifty; devious / (literary) to harm; to injure / (coll.) extremely; insanely; damn (common in NE China and Taiwan)