prevenge
/pɹɪˈvɛnd͡ʒ/
Etymology
Punning blend of pre- + revenge.
noun
- The act of taking, or an action taken against someone or something, ostensibly in retaliation for another act that has not yet been committed; pre-emptive action characterized as revenge.“Anticipating Wally's inevitable sarcasm, Boris let fly with a few cutting remarks in a stunning act of prevenge.”