私闯

私闯	sī chuǎng	to enter (a place) without permission; to intrude into
私	sī	(bound form) personal; private / (bound form) selfish / (bound form) clandestine / (bound form) illicit / (Internet slang) to send a private message to sb
闯	chuǎng	to rush / to charge / to dash / to break through / to temper oneself (through battling hardships)