punish

v. discipline, penalize

Punishment is the practice of imposing something unpleasant or aversive on a person or animal in response to an unwanted, disobedient or morally wrong behavior.
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Verb
1. impose a penalty on; inflict punishment on; "The students were penalized for showing up late for class"; "we had to punish the dog for soiling the floor again"
(synonym) penalize, penalise
(hyponym) revenge, avenge, retaliate
(entail) estimate, gauge, approximate, guess, judge
(derivation) punishment, penalty, penalization, penalisation

(v. t.)
To injure, as by beating; to pommel.
  

(v. t.)
To inflict a penalty for (an offense) upon the offender; to repay, as a fault, crime, etc., with pain or loss; as, to punish murder or treason with death.
  

(v. t.)
To impose a penalty upon; to afflict with pain, loss, or suffering for a crime or fault, either with or without a view to the offender's amendment; to cause to suffer in retribution; to chasten; as, to punish traitors with death; a father punishes his child for willful disobedience.
  

da3 cao3 jing1 she2
Hitting the grass to startle the snakes.
Originally, this expression was used to describe an evil person who was punished as a warning to others of his kind. Nowadays it means to act rashly and attract the enemy.

qing3 jun1 ru4 weng4
Please step into the vat!
To punish someone with his own method. To play someone back in his own coin.