以毒攻毒
yǐ​dú​gōng​dú

to cure ills with poison

yǐ​dú​gōng​dú to cure ills with poison
  1. 以 yǐ preposition
    by means of
    to use; by means of; with; using the tool or method introduced
  2. 毒 dú noun
    poison
    poison; toxin; harmful substance
  3. 攻 gōng
    to treat
    to treat an illness; to cure; to apply medicine; to counteract, as in the phrase 以毒攻毒 yǐ​dú​gōng​dú
  4. 毒 dú noun
    poison
    poison; toxin; harmful substance

yǐ​dú​gōng​dú to fight fire with fire
  1. 以 yǐ preposition
    by means of
    to use; by means of; with; using the tool or method introduced
  2. 毒 dú
    harmful influence
    harmful or corrupting ideas, practices, or remnants from the past
  3. 攻 gōng verbnoun
    to attack
    to attack; to assault; to launch an offensive
  4. 毒 dú
    harmful influence
    harmful or corrupting ideas, practices, or remnants from the past