Assertion and Declaration

Assertion

Assertion noun - A solemn and often public declaration of the truth or existence of something.
Usage example: the assertion that all men have certain unalienable rights is set forth in the Declaration of Independence

Declaration is a synonym for assertion in speech topic. In some cases you can use "Declaration" instead a noun "Assertion", when it comes to topics like expression, pronouncement, language, utterance. popular alternative

Declaration

Declaration noun - A solemn and often public declaration of the truth or existence of something.
Usage example: once the delegates had made the declaration that the colonies were henceforth independent of Great Britain, their fate was sealed

Assertion is a synonym for declaration in speech topic. You can use "Assertion" instead a noun "Declaration", if it concerns topics such as claim, expression, pronouncement, affirm. popular alternative

How words are described

public public assertion public declaration
definite definite assertion definite declaration
constant constant assertion constant declaration
famous famous assertion famous declaration
Other adjectives: proud, earlier.

Both words in one sentence

  • Anime / Captain Harlock After this declaration, which is significant and utterly true, the writer will then proceed to elaborate on some form of overarching continuity, as if they had suddenly been struck with a flat iron and were unable to remember their own prior assertion.
Cite this Source
Declaration and Assertion. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/assertion/declaration
Assertion & Declaration. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/assertion/declaration>.
Declaration or Assertion. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/assertion/declaration.
Google Ngram Viewer shows how "assertion" and "declaration" have occurred on timeline