Revengeful

From Biology-Online Dictionary | Biology-Online Dictionary

revengeful

full of, or prone to, revenge; vindictive; malicious; revenging; wreaking revenge. If thy revengeful heart can not forgive. (Shak) May my hands . . . Never brandish more rebvengeful steel. (Shak)

Synonym: Vindictive, vengeful, resentful, malicious.

Revengefully, Revengefulness.