Certainly
Certainly adverb - Without any question.
Usage example: certainly, you can come to the party
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Synonyms for Certainly
Surely is a synonym for certainly in conviction topic. In some cases you can use "Surely" instead an adverb "Certainly", when it comes to topics like definitely, of course, unquestionably, undeniably. popular alternative
Surely
Surely adverb - Without any question.
Usage example: surely there's something I can do to help
Show all Definitions
Synonyms for Surely
Certainly is a synonym for surely in conviction topic. You can use "Certainly" instead an adverb "Surely", if it concerns topics such as of course, undeniably, normally, assuredly. popular alternative
Nearby Word: sure
Mutual synonyms
Related pairs
Both words in one sentence
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Grover of Percy Jackson and the Olympians is actually a satyr, but half-goat surely counts, and he certainly eats everything from tin cans to enchiladas.
Source: Extreme Omni Goat - The breakup of Penny & Leonard on The Big Bang Theory was certainly not inspired by the fact that Kaley Cuoco & Johnny Galecki broke up in real life around the same time. Surely!
Source: Reality Subtext - He's surely fond of her and most certainly fond of her throne.
Cite this Source
Surely and Certainly. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/certainly/surely
Certainly & Surely. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/certainly/surely>.
Surely or Certainly. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/certainly/surely.
Google Ngram Viewer shows how "certainly" and "surely" have occurred on timeline