RETALIATE

[verb] [I] - to hurt someone or do something harmful to them because they have done or said something harmful to youHer mother taught her never to retaliate if someone insulted her, as it would only make the situation worse.The demonstrators threw rocks at the police, who retaliated by firing blanks into the crowd.She retaliated to his insults by slapping his face.The terrorists retaliated against the government with a bomb attack.