30 entries under assent topic. ×

27
unquestionably(adverb, doubt, absolutely, easily)
22
assuredly(adverb, interjection)
18
of course(expression, idiom, adverb, interjection, good)
17
truly(adverb, truth, certainty, truly)
16
doubtless(adjective, adverb, certain, limited, certainty)
13
naturally(adverb, interjection, good, fine, absolutely)
12
indeed(adverb, well, truth, absolutely)
10
yes(adverb, interjection, good, fine, true)
7
exactly(adverb, interjection, really, positively)
7
no doubt(expression, idiom, adverb, certainty)
7
precisely(adverb, good, fine, well, absolutely)
5
good(adjective, fine, agreed)
4
aye(good, fine, agreed)
4
just so(expression, idiom, adverb, good, fine)
4
yea(adverb, good, fine, agreed)
3
very well(expression, idiom, good, fine)
3
well
2
well and good(expression, idiom)
1
ay
1
be sure(verb, certainty)
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APASmart Define. (2016). certainly thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/certainly/thesaurus/synonyms
ChicagoSmart Define. 2016. "certainly thesaurus" https://smartdefine.org/certainly/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, certainly thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/certainly/thesaurus/synonyms>.
MLASmart Define. "certainly thesaurus" 30 March 2016. Web. 22 September 2026. <https://smartdefine.org/certainly/thesaurus/synonyms>