Impregnable and Unresistant

Opposite meaning words

Impregnable adjective - Incapable of being defeated, overcome, or subdued.

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Unresistant is an antonym for impregnable.

Unresistant adjective - Lacking protection from danger or resistance against attack.

Usage example: a weakened immune system that rendered him unresistant to pneumonia

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Impregnable is an antonym for unresistant.

Cite this Source

Unresistant and Impregnable. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/impregnable/unresistant

Impregnable & Unresistant. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/impregnable/unresistant>.

Unresistant or Impregnable. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/impregnable/unresistant.

Google Ngram Viewer shows how "impregnable" and "unresistant" have occurred on timeline