寄生

jìshēng
  1. to live in or on another organism as a parasite
  2. to live by taking advantage of others
  3. parasitism
  4. parasitic

CEDICT

Entry Composition

1 寄 jì
  1. to entrust; to place in sb's care
  2. (bound form) to depend on; to attach oneself to; to reside temporarily
  3. (bound form) foster (as in 寄女 jìnu: foster daughter)
  4. to send by post; to mail
2 生 shēng
  1. to be born
  2. to give birth
  3. life
  4. to grow
  5. raw
  6. uncooked
  7. student