Confirm
Confirm verb - To give evidence or testimony to the truth or factualness of.
Usage example: several eyewitnesses who can confirm the defendant's account of what happened
Declare is a synonym for confirm in prove topic. In some cases you can use "Declare" instead a verb "Confirm", when it comes to topics like affirm.
Declare
Declare verb - To state as a fact usually forcefully.
Usage example: she would declare her innocence to the whole world if she could
Confirm is a synonym for declare in state topic. Sometimes you can use "Confirm" instead a verb "Declare", if it concerns topics such as prove, make known clearly or officially.
Mutual synonyms
Common collocations
Both words in one sentence
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The tie-in comics confirm that the Klingons are planning to declare war on the Federation after obtaining photographic evidence of Kirk being on Qo'noS.
Source: Film / Star Trek Into Darkness
Cite this Source
Declare and Confirm. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/confirm/declare
Confirm & Declare. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/confirm/declare>.
Declare or Confirm. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/confirm/declare.
Google Ngram Viewer shows how "confirm" and "declare" have occurred on timeline