Imperviousness
Imperviousness noun - The quality of being impenetrable (by people or light or missiles etc.).
Obduracy and imperviousness are semantically related. In some cases you can use "Obduracy" instead a noun "Imperviousness".
Obduracy
Obduracy noun - A steadfast adherence to an opinion, purpose, or course of action in spite of reason, arguments, or persuasion.
Imperviousness and obduracy are semantically related. Sometimes you can use "Imperviousness" instead a noun "Obduracy".
Nearby Words: obdurate, obdurately
Cite this Source
Obduracy and Imperviousness. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/imperviousness/obduracy
Imperviousness & Obduracy. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/imperviousness/obduracy>.
Obduracy or Imperviousness. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/imperviousness/obduracy.
Google Ngram Viewer shows how "imperviousness" and "obduracy" have occurred on timeline