Constancy and Perfidiousness

Opposite meaning words

Constancy noun - Adherence to something to which one is bound by a pledge or duty.

Usage example: soldiers serving with constancy and devotion to country

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Perfidiousness is an antonym for constancy.

Perfidiousness noun - Lack of faithfulness especially to one's husband or wife.

Usage example: perfidiousness seems to descend to a whole other level when a husband cheats on a wife who's terminally ill

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Constancy is an antonym for perfidiousness.

Cite this Source

Perfidiousness and Constancy. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/constancy/perfidiousness

Constancy & Perfidiousness. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/constancy/perfidiousness>.

Perfidiousness or Constancy. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/constancy/perfidiousness.

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