Earnestness
Earnestness noun - A mental state free of jesting or trifling.
Rigorousness and earnestness are semantically related. In some cases you can use "Rigorousness" instead a noun "Earnestness".
Rigorousness
Rigorousness noun - The quality or state of being demanding or unyielding (as in discipline or criticism).
Earnestness and rigorousness are semantically related. Sometimes you can use "Earnestness" instead a noun "Rigorousness".
Mutual synonyms
Cite this Source
Rigorousness and Earnestness. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/earnestness/rigorousness
Earnestness & Rigorousness. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/earnestness/rigorousness>.
Rigorousness or Earnestness. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/earnestness/rigorousness.
Google Ngram Viewer shows how "earnestness" and "rigorousness" have occurred on timeline