The act of retaliating
The quality or condition of being vindictive
The act of returning an injury
The desire to obtain revenge
His revenge was all that would make him whole again.
"I can understand him seeking revenge," she said.
She had no idea who was right: Wynn, who thought she was deteriorating, or Gabriel, who wasn't going to let her die, so he could exact some sort of passive-aggressive revenge over eternity.
If she wanted revenge, she might simply try to break them up.
He sought revenge then; he did so again now.