Impregnable
Impregnable adjective - Incapable of being defeated, overcome, or subdued.
Impending and impregnable are semantically related. In some cases you can use "Impending" instead an adjective "Impregnable".
Impending
Impending adjective - Being soon to appear or take place.
Impregnable and impending are semantically related. Sometimes you can use "Impregnable" instead an adjective "Impending".
Mutual synonyms
Cite this Source
Impending and Impregnable. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/impregnable/impending
Impregnable & Impending. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/impregnable/impending>.
Impending or Impregnable. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/impregnable/impending.
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