Fallacious and Validated

Opposite meaning words

Fallacious adjective - Not using or following good reasoning.

Usage example: it's fallacious to say that something must exist because science hasn't proven its nonexistence

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Validated is an antonym for fallacious.

Validated adjective - Declared or made legally valid.

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Fallacious is an antonym for validated.

Cite this Source

Validated and Fallacious. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/fallacious/validated

Fallacious & Validated. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/fallacious/validated>.

Validated or Fallacious. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/fallacious/validated.

Google Ngram Viewer shows how "fallacious" and "validated" have occurred on timeline