Impregnable
Impregnable adjective - Incapable of being defeated, overcome, or subdued.
Steadfast and impregnable are semantically related. In some cases you can use "Steadfast" instead an adjective "Impregnable".
Steadfast
Steadfast adjective - Firm in one's allegiance to someone or something.
Impregnable and steadfast are semantically related. Sometimes you can use "Impregnable" instead an adjective "Steadfast".
Nearby Words: steadfastness, steadfastly
Mutual synonyms
Related pairs
- sound and impregnable
- sound and steadfast
- secure and impregnable
- secure and steadfast
- firm and impregnable
- firm and steadfast
- resolute and impregnable
- resolute and steadfast
- fixed and impregnable
- fixed and steadfast
- fast and impregnable
- fast and steadfast
- inflexible and impregnable
- inflexible and steadfast
Cite this Source
Steadfast and Impregnable. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/impregnable/steadfast
Impregnable & Steadfast. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/impregnable/steadfast>.
Steadfast or Impregnable. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/impregnable/steadfast.
Google Ngram Viewer shows how "impregnable" and "steadfast" have occurred on timeline