Immoral
Immoral adjective - Not conforming to a high moral standard; morally unacceptable.
Usage example: blatantly immoral behavior by members of the clergy that should not be tolerated by the community
Villainous is a synonym for immoral in evil topic. In some cases you can use "Villainous" instead an adjective "Immoral", when it comes to topics like unethical.
Nearby Words: immorality, immorally
Villainous
Villainous adjective - Not conforming to a high moral standard; morally unacceptable.
Usage example: villainous behavior that made him one of the most notorious figures in history and gave rise to the legend of Dracula
Immoral is a synonym for villainous in criminal topic. You can use "Immoral" instead an adjective "Villainous".
Mutual synonyms
Both words in one sentence
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More overlapping tropes include Utopia Justifies the Means, which, like a Byronic hero's style, may be immoral or villainous acts in the name of some higher cause which would otherwise be a positive goal.
Source: Byronic Hero
Cite this Source
Villainous and Immoral. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/immoral/villainous
Immoral & Villainous. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/immoral/villainous>.
Villainous or Immoral. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/immoral/villainous.
Google Ngram Viewer shows how "immoral" and "villainous" have occurred on timeline