Impregnable and Thick

Related words

Impregnable adjective - Impossible to get through or into.

Usage example: the castle's supposedly impregnable walls

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Thick and impregnable are semantically related. In some cases you can use "Thick" instead an adjective "Impregnable".

Thick adjective - Having or being of relatively great depth or extent from one surface to its opposite.

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Impregnable and thick are semantically related. Sometimes you can use "Impregnable" instead an adjective "Thick".

Cite this Source

Thick and Impregnable. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/impregnable/thick

Impregnable & Thick. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/impregnable/thick>.

Thick or Impregnable. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/impregnable/thick.

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