For certain
For certain adverb - Definitely or positively (`sure' is sometimes used informally for `surely').
Thoroughly and for certain are semantically related. In some cases you can use "Thoroughly" instead an adverb phrase "For certain".
Thoroughly
Thoroughly adverb - With attention to all aspects or details.
For certain and thoroughly are semantically related. Sometimes you can use "For certain" instead an adverb "Thoroughly".
Nearby Words: thorough, thoroughness
Mutual synonyms
Related pairs
- right and for certain
- right and thoroughly
- just and for certain
- just and thoroughly
- precisely and for certain
- precisely and thoroughly
- absolutely and for certain
- absolutely and thoroughly
- plain and for certain
- plain and thoroughly
- downright and for certain
- downright and thoroughly
- flat and for certain
- flat and thoroughly
Both terms in one sentence
- For the record, her loss being the result of enemy action was considered somewhat dubious even at the time.note The most widely-accepted modern theory is an internal explosion caused by an undetected fire in a coal bunker, but the ship was too thoroughly wrecked to say for certain.
Source: Remember the Alamo
Cite this Source
Thoroughly and For certain. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/for_certain/thoroughly
For certain & Thoroughly. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/for_certain/thoroughly>.
Thoroughly or For certain. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/for_certain/thoroughly.
Google Ngram Viewer shows how "for certain" and "thoroughly" have occurred on timeline