Synonyms of vengeful

1 Syllable
cruel
2 Syllables
crueler, cruelest, wreakful
3 Syllables
viperous, hostile, malicious, unfriendly, spiteful, rancorous, relentless, avenging
4 Syllables
unforgiving, punitive, implacable, malevolent, unmerciful, inimical, unneighborly, bad-natured, vindictive, revengeful
5 Syllables
antagonistic, retaliatory