40 entries under certainly topic. ×

34
clearly(adverb, absolutely, completely, plainly)
27
evidently(adverb, positively, clearly, plainly)
23
plainly(adverb, absolutely, positively, clearly)
23
patently(adverb, positively, clearly, plainly)
19
certainly(adverb, absolutely, positively, clearly)
19
undoubtedly(adverb, absolutely, positively, clearly)
19
unmistakably(adverb, absolutely, positively, clearly)
17
apparently(adverb, positively, clearly, plainly)
15
indubitably(adverb, absolutely, positively, clearly)
14
unquestionably(adverb, absolutely, positively, clearly)
13
undeniably(adverb, absolutely, positively, clearly)
13
distinctly(adverb, absolutely, positively, clearly)
11
definitely(adverb, absolutely, positively, clearly)
9
surely(adverb, absolutely, clearly, plainly)
7
positively(adverb, absolutely, clearly, plainly)
7
assuredly
6
naturally(adverb, unquestionably, undoubtedly, undeniably)
6
noticeably(adverb, positively, clearly, plainly)
5
absolutely
5
indisputably
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APASmart Define. (2016). obviously thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/obviously/thesaurus/synonyms
ChicagoSmart Define. 2016. "obviously thesaurus" https://smartdefine.org/obviously/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, obviously thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/obviously/thesaurus/synonyms>.
MLASmart Define. "obviously thesaurus" 30 March 2016. Web. 20 September 2026. <https://smartdefine.org/obviously/thesaurus/synonyms>