Pertinaciousness and Rigor

Pertinaciousness

Pertinaciousness noun - A steadfast adherence to an opinion, purpose, or course of action in spite of reason, arguments, or persuasion.
Usage example: thanks to his pertinaciousness, he eventually succeeded where all others had failed

Rigor and pertinaciousness are semantically related. In some cases you can use "Rigor" instead a noun "Pertinaciousness".

Rigor

Rigor noun - Something that is a cause for suffering or special effort especially in the attainment of a goal.

Pertinaciousness and rigor are semantically related. Sometimes you can use "Pertinaciousness" instead a noun "Rigor".

Cite this Source
Rigor and Pertinaciousness. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/pertinaciousness/rigor
Pertinaciousness & Rigor. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/pertinaciousness/rigor>.
Rigor or Pertinaciousness. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/pertinaciousness/rigor.
Google Ngram Viewer shows how "pertinaciousness" and "rigor" have occurred on timeline