Rigorousness and Ruthlessness

Rigorousness

Rigorousness noun - The quality or state of being demanding or unyielding (as in discipline or criticism).

Ruthlessness and rigorousness are semantically related. In some cases you can use "Ruthlessness" instead a noun "Rigorousness".

Ruthlessness

Ruthlessness noun - Feelings of extreme heartlessness.

Rigorousness and ruthlessness are semantically related. Sometimes you can use "Rigorousness" instead a noun "Ruthlessness".
Cite this Source
Ruthlessness and Rigorousness. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/rigorousness/ruthlessness
Rigorousness & Ruthlessness. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/rigorousness/ruthlessness>.
Ruthlessness or Rigorousness. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/rigorousness/ruthlessness.
Google Ngram Viewer shows how "rigorousness" and "ruthlessness" have occurred on timeline