REVENGEFULLY

revengefully, vengefully, vindictively

(adverb) in a vindictive, revengeful manner; “he plotted vindictively against his former superiors”

Source: WordNet® 3.1

Etymology

Adverb

revengefully (comparative more revengefully, superlative most revengefully)

In a revengeful manner.

Source: Wiktionary

REVENGEFUL

Re*venge"ful, a.

Definition: 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.

Syn.

– Vindictive; vengeful; resentful; malicious.

– Re*venge"ful*ly, adv.

– Re*venge"ful*ness, n.

Source: Webster’s Unabridged Dictionary 1913 Edition