Rigorously
Rigorously adverb - In a rigorous manner.
Without fail and rigorously are semantically related. In some cases you can use "Without fail" instead an adverb "Rigorously".
Without fail
Rigorously and without fail are semantically related. Sometimes you can use "Rigorously" instead an adverb phrase "Without fail".
Mutual synonyms
Related pairs
- precisely and rigorously
- precisely and without fail
- absolutely and rigorously
- absolutely and without fail
- positively and rigorously
- positively and without fail
- definitely and rigorously
- definitely and without fail
- indeed and rigorously
- indeed and without fail
- plainly and rigorously
- plainly and without fail
- exactly and rigorously
- exactly and without fail
Cite this Source
Without fail and Rigorously. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/rigorously/without_fail
Rigorously & Without fail. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/rigorously/without_fail>.
Without fail or Rigorously. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/rigorously/without_fail.
Google Ngram Viewer shows how "rigorously" and "without fail" have occurred on timeline