For certain
For certain adverb - Definitely or positively (`sure' is sometimes used informally for `surely').
Rigorously and for certain are semantically related in accurately topic. In some cases you can use "Rigorously" instead an adverb phrase "For certain".
Rigorously
Rigorously adverb - In a rigorous manner.
For certain and rigorously are semantically related in accurately topic. Sometimes you can use "For certain" instead an adverb "Rigorously".
Mutual synonyms
Related pairs
- right and for certain
- right and rigorously
- just and for certain
- just and rigorously
- precisely and for certain
- precisely and rigorously
- truly and for certain
- truly and rigorously
- absolutely and for certain
- absolutely and rigorously
- positively and for certain
- positively and rigorously
- definitely and for certain
- definitely and rigorously
Cite this Source
Rigorously and For certain. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/for_certain/rigorously
For certain & Rigorously. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/for_certain/rigorously>.
Rigorously or For certain. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/for_certain/rigorously.
Google Ngram Viewer shows how "for certain" and "rigorously" have occurred on timeline