avenge

avenge is a Verb

Definition:

[1] To take vengeance for; to exact satisfaction for by punishing the injuring party; to vindicate by inflicting pain or evil on a wrongdoer. He will avenge the blood of his servants. Deut. xxxii. 43. Avenge, O Lord, thy slaughtered saints, whose bones Lie scattered on the Alpine mountains cold. Milton. He had avenged himself on them by havoc such as England had never before seen. Macaulay.

[2] To treat revengefully; to wreak vengeance on. [Obs.] Thy judgment in avenging thine enemies. Bp. Hall.