vindictive
[adjective]
Synonyms: vengeful, implacable, malicious, resentful, revengeful, spiteful, unforgiving, unrelenting

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Antonyms: unvindictive
Contrasted words: charitable, forgiving, merciful, relenting
Related Words: grim, implacable, merciless, relentless, unrelenting, malicious, malign, malignant, spiteful

[TahlilGaran] English Synonym Dictionary ▲

vin‧dic‧tive /vɪnˈdɪktɪv/ adjective
[Date: 1600-1700; Language: Latin; Origin: vindicta 'revenge', from vindicare; ⇒ vindicate]
unreasonably cruel and unfair towards someone who has harmed you:
a bitter and vindictive old man
—vindictively adverb
—vindictiveness noun [uncountable]

[TahlilGaran] Dictionary of Contemporary English ▲