Arduousness
Arduousness noun - Extreme effortfulness.
Strain and arduousness are semantically related. in problem topic. In some cases you can use "Strain" instead a noun "Arduousness".
Strain
Strain noun - The line of ancestors from whom a person is descended.
Cite this Source
Strain and Arduousness. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/arduousness/strain
Arduousness & Strain. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/arduousness/strain>.
Strain or Arduousness. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/arduousness/strain.
Google Ngram Viewer shows how "arduousness" and "strain" have occurred on timeline