Authenticity and Mendaciousness

Opposite meaning words

Authenticity noun - Undisputed credibility.

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Mendaciousness is an antonym for authenticity.

Mendaciousness noun - The tendency to tell lies.

Usage example: her memoirs have such an air of pervasive mendaciousness that she seems to have lost all sense of what truth is

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Authenticity is an antonym for mendaciousness.

Cite this Source

Mendaciousness and Authenticity. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/authenticity/mendaciousness

Authenticity & Mendaciousness. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/authenticity/mendaciousness>.

Mendaciousness or Authenticity. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/authenticity/mendaciousness.

Google Ngram Viewer shows how "authenticity" and "mendaciousness" have occurred on timeline