寄生

寄生	jì shēng	to live in or on another organism as a parasite / to live by taking advantage of others / parasitism / parasitic
寄	jì	to entrust; to place in sb's care / (bound form) to depend on; to attach oneself to; to reside temporarily / (bound form) foster (as in 寄女 foster daughter) / to send by post; to mail
生	shēng	to be born / to give birth / life / to grow / raw / uncooked / student