8 entries under certainly topic. ×

8
yes(adverb, interjection, absolutely, positively)
3
Agreed(interjection, good, fine, absolutely, positively)
3
Definitely(interjection, positively)
3
Okay(interjection, good, fine, positively)
2
positively(good, fine, agreed, unmistakably)
2
surely(good, fine, positively, agreed)
0
obviously
0
without a doubt(expression, idiom, absolutely, positively)
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APASmart Define. (2015). very well thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/very_well/thesaurus/synonyms
ChicagoSmart Define. 2015. "very well thesaurus" https://smartdefine.org/very_well/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, very well thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/very_well/thesaurus/synonyms>.
MLASmart Define. "very well thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/very_well/thesaurus/synonyms>