Insistent and Perfidious

Opposite meaning words

Insistent adjective - Continuing despite difficulties, opposition, or discouragement.

Usage example: Margaret Sanger is remembered as an insistent crusader for birth control

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Perfidious is an antonym for insistent.

Perfidious adjective - Not true in one's allegiance to someone or something.

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Insistent is an antonym for perfidious.

Nearby Words: perfidy, perfidiously

Cite this Source

Perfidious and Insistent. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/insistent/perfidious

Insistent & Perfidious. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/insistent/perfidious>.

Perfidious or Insistent. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/insistent/perfidious.

Google Ngram Viewer shows how "insistent" and "perfidious" have occurred on timeline