verb
retaliate
rih-TAL-ee-ayt/rɪˈtælieɪt/
To harm someone in return for harm or insult.
The younger woman retaliates by shoving the older woman back.

Etymology
The pieces express paying someone back in kind. Retaliate originally included returning kindness or civility, but its usual meaning narrowed to answering injury with injury.
In context
they retaliate with full force. Some Indian mutineers are tied to the mouths of cannons and blown apart.
More examples
- She refuses to retaliate after her coworker sabotages her project.
- The coach retaliated by benching the player who criticized him.
- The two countries keep retaliating with higher tariffs.
Forms
retaliate · retaliates · retaliated · retaliating
retaliation noun — Harmful action taken in return for harm.
retaliatory adjective — Intended to repay harm or insult.
Similar words
- avenge
- Emphasizes seeking revenge for a specific wrong or injured person.
- counterattack
- Specifically means attacking in response to an attack, not merely insult.