Certainly
Certainly adverb - Without any question.
Usage example: certainly, you can come to the party
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Synonyms for Certainly
Truly is a synonym for certainly in really topic. In some cases you can use "Truly" instead the word "Certainly" as an adverb or a interjection or an adjective, when it comes to topics like definitely, no kidding. popular alternative
Truly
Truly adverb - Not merely this but also.
Usage example: he is a kind, truly generous man
Certainly is a synonym for truly in really topic. You can use "Certainly" instead the word "Truly" as an adverb or a interjection or an adjective, if it concerns topics such as no kidding, without doubt. popular alternative
Nearby Word: truism
Mutual synonyms
Related pairs
Both words in one sentence
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Really now, if there are any raid bosses, pre-Burning Crusade in particular, who don't fit this trope, their lines certainly don't stick in the memory the way the truly hammy ones do.
Source: Large Ham / Video Games -
Children Are Innocent: While it's possible that Colton's father may as well was exaggerating details about Colton's trip to Heaven, Colton most certainly believed he truly did see Heaven.
Source: Film / Heaven Is For Real - The mocking bait-and-switch song, where you sing to the person about how they are truly and wholeheartedly loved for all their character flaws by... well, someone who certainly isn't you.
Source: Anti-Love Song
Cite this Source
Truly and Certainly. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/certainly/truly
Certainly & Truly. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/certainly/truly>.
Truly or Certainly. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/certainly/truly.
Google Ngram Viewer shows how "certainly" and "truly" have occurred on timeline