- Definitions|2
- Thesaurus|1.8k
- Abbreviations|0
| patently | |
| unmistakably | |
| very(adverb, really, much, extremely) | |
| completely(adverb, absolutely, positively, definitely, rightly) | |
| doubtlessly(adverb, certain, limited) | |
| easily(adverb, doubt) | |
| good(adjective, fine, assent, agreed) | |
| incontestably | |
| necessarily(adverb, seriously, urgently, importantly, inevitably) | |
| quite | |
| rather | |
| veritably(adverb, truly) | |
| yes indeed(expression, idiom, of course) | |
| aye(good, fine, assent, agreed) | |
| beyond doubt(expression, idiom, adverb) | |
| certain(noun, truth) | |
| certainty | |
| decisively(adverb, really, completely, exactly, positively) | |
| distinctly(adverb, absolutely, really, positively, precisely) | |
| factually(adverb, truly) |
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| APA | Smart Define. (2016). certainly thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/certainly/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "certainly thesaurus" https://smartdefine.org/certainly/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2016, certainly thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/certainly/thesaurus/synonyms>. |
| MLA | Smart Define. "certainly thesaurus" 30 March 2016. Web. 22 September 2026. <https://smartdefine.org/certainly/thesaurus/synonyms> |