Impervious
Impervious adjective - Not allowing penetration (as by gas, liquid, or light).
Irrealizable and impervious are semantically related In some cases you can use "Irrealizable" instead an adjective "Impervious".
Nearby Word: imperviously
Irrealizable
Impervious and irrealizable are semantically related in impossible topic. Sometimes you can use "Impervious" instead an adjective "Irrealizable", if it concerns topics such as beyond the bounds of possibility.
Mutual synonyms
Cite this Source
Irrealizable and Impervious. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/impervious/irrealizable
Impervious & Irrealizable. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/impervious/irrealizable>.
Irrealizable or Impervious. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/impervious/irrealizable.
Google Ngram Viewer shows how "impervious" and "irrealizable" have occurred on timeline