Great
Great adjective - Having or showing exceptional knowledge, experience, or skill in a field of endeavor.
Impregnable and great are semantically related. In some cases you can use "Impregnable" instead an adjective "Great".
Impregnable
Impregnable adjective - Incapable of being defeated, overcome, or subdued.
Great and impregnable are semantically related. Sometimes you can use "Great" instead an adjective "Impregnable".
Both words in one sentence
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Dwarves live in great halls and impregnable fortresses that are usually underground, emphasis on artifice and containment.
Source: Elves vs. Dwarves - This is when a hero, or a top-billed friend of theirs, seems to be doing absolutely great in a fight — no enemy even so much as grazes them— only to suddenly get an unlucky stab/shot get through their seemingly impregnable defenses.
Source: Untouchable Until Tagged
Cite this Source
Impregnable and Great. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/great/impregnable
Great & Impregnable. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/great/impregnable>.
Impregnable or Great. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/great/impregnable.
Google Ngram Viewer shows how "great" and "impregnable" have occurred on timeline