Impervious
Impervious adjective - Not allowing penetration (as by gas, liquid, or light).
Irresoluble and impervious are semantically related. In some cases you can use "Irresoluble" instead an adjective "Impervious".
Nearby Word: imperviously
Irresoluble
Impervious and irresoluble are semantically related. Sometimes you can use "Impervious" instead an adjective "Irresoluble".
Mutual synonyms
Cite this Source
Irresoluble and Impervious. (2016). Retrieved 2026, July 28, from https://thesaurus.plus/related/impervious/irresoluble
Impervious & Irresoluble. N.p., 2016. Web. 28 Jul. 2026. <https://thesaurus.plus/related/impervious/irresoluble>.
Irresoluble or Impervious. 2016. Accessed July 28, 2026. https://thesaurus.plus/related/impervious/irresoluble.
Google Ngram Viewer shows how "impervious" and "irresoluble" have occurred on timeline