Rigorous
Rigorous adjective - Given to exacting standards of discipline and self-restraint.
Religious is a synonym for rigorous in meticulous topic. In some cases you can use "Religious" instead an adjective "Rigorous".
Religious
Religious adjective - Of, relating to, or used in the practice or worship services of a religion.
Rigorous is a synonym for religious in conscientious topic. Sometimes you can use "Rigorous" instead an adjective "Religious", if it concerns topics such as scrupulous.
Mutual synonyms
Related pairs
Cite this Source
Religious and Rigorous. (2016). Retrieved 2026, August 08, from https://thesaurus.plus/related/rigorous/religious
Rigorous & Religious. N.p., 2016. Web. 08 Aug. 2026. <https://thesaurus.plus/related/rigorous/religious>.
Religious or Rigorous. 2016. Accessed August 08, 2026. https://thesaurus.plus/related/rigorous/religious.
Google Ngram Viewer shows how "rigorous" and "religious" have occurred on timeline