63 entries under certainly topic. ×
| absolutely(adverb, interjection, just, absolutely, really) | |
| certainly(adverb, interjection, absolutely, completely, positively) | |
| positively(adverb, interjection, absolutely, really, positively) | |
| surely(adverb, absolutely, really, exactly, positively) | |
| unquestionably(adverb, doubt, absolutely, exactly, positively) | |
| indubitably(adverb, interjection, absolutely, unquestionably) | |
| assuredly(adverb, interjection) | |
| unequivocally(adverb, absolutely, really, clearly) | |
| undoubtedly(adverb, absolutely, positively, easily) | |
| clearly(adverb, absolutely, really, exactly) | |
| truly(adverb, absolutely, really, exactly, positively) | |
| for sure(expression, idiom, interjection, just, absolutely) | |
| exactly(adverb, good, fine, true, sure) | |
| categorically(adverb, absolutely, exactly, positively) | |
| obviously(adverb, absolutely, positively, clearly) | |
| completely(adverb, just, absolutely, severely) | |
| precisely(adverb, good, fine, true, sure) | |
| really(adverb, absolutely, exactly, positively) | |
| undeniably(adverb, categorically) | |
| plainly |
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| APA | Smart Define. (2016). definitely thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/definitely/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "definitely thesaurus" https://smartdefine.org/definitely/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2016, definitely thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/definitely/thesaurus/synonyms>. |
| MLA | Smart Define. "definitely thesaurus" 18 February 2016. Web. 20 September 2026. <https://smartdefine.org/definitely/thesaurus/synonyms> |