12 entries under certainly topic. ×

13
truly(adverb, well, real, absolutely, really)
3
undoubtedly(adverb, well, absolutely, really)
1
admittedly(adverb, well, absolutely, really)
1
categorically(adverb, well, absolutely, really)
1
doubtless(adverb, definitely, undoubtedly, indubitably)
1
doubtlessly(adverb, absolutely, very, really, exactly)
1
exactly(adverb, absolutely, very, really)
1
unequivocally(adverb, absolutely, very, really, exactly)
1
unmistakably(adverb, well, absolutely, easily)
1
unquestionably(adverb, well, absolutely, really)
1
veraciously(adverb, absolutely, very, really, exactly)
-1
without doubt(expression, adverb, very, exactly)
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APASmart Define. (2015). in fact thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/in_fact/thesaurus/synonyms
ChicagoSmart Define. 2015. "in fact thesaurus" https://smartdefine.org/in_fact/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, in fact thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/in_fact/thesaurus/synonyms>.
MLASmart Define. "in fact thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/in_fact/thesaurus/synonyms>