Certainly
Certainly adverb - Without any question.
Usage example: certainly, you can come to the party
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Synonyms for Certainly
Sure is a synonym for certainly in exclamation topic. In some cases you can use "Sure" instead the word "Certainly" as an adverb or an adjective or a interjection, when it comes to topics like yes. popular alternative
Sure
Sure adverb - Without any question.
Usage example: we sure could use your help here
Certainly is a synonym for sure in exclamation topic. You can use "Certainly" instead the word "Sure" as an adverb or an adjective or a interjection, if it concerns topics such as yes. popular alternative
Nearby Word: surely
Mutual synonyms
Both words in one sentence
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Sure, they help him with the boredom, and the knight life is certainly exciting, but they are only absurd tales, right?
Source: Literature / Don Quixote -
Sure, Rippner is equally growing impressed and frustrated with Lisa (this changes after the Villainous Breakdown), but Lisa certainly grows to loathe Rippner once his true character is revealed.
Source: Film / Red Eye - I'm actually not sure if I like it - while characters are certainly more recognizable than in some profic, I'm not sure of them.
Source: Fanfic Recs / Star Wars
Cite this Source
Sure and Certainly. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/certainly/sure
Certainly & Sure. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/certainly/sure>.
Sure or Certainly. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/certainly/sure.
Google Ngram Viewer shows how "certainly" and "sure" have occurred on timeline