Assertion and Opinion

Assertion

Assertion noun - A solemn and often public declaration of the truth or existence of something.

Opinion and assertion are semantically related in declaration topic. In some cases you can use "Opinion" instead a noun "Assertion", when it comes to topics like proposition.

Opinion

Opinion noun - An idea that is believed to be true or valid without positive knowledge.

Assertion and opinion are semantically related in proposition topic. Sometimes you can use "Assertion" instead a noun "Opinion".

Nearby Words: opinionated, opined, opining

How words are described

common common assertion common opinion
public public assertion public opinion
certain certain assertion certain opinion
original original assertion original opinion
Other adjectives: initial, popular, wrong, scientific, earlier, modern.

Both words in one sentence

  • Wrestling / Sting He isn't too fond of Triple H for helping to kill WCW, although so far, we have only Trips' inflated self-opinion to back up that assertion.
Cite this Source
Opinion and Assertion. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/assertion/opinion
Assertion & Opinion. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/assertion/opinion>.
Opinion or Assertion. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/assertion/opinion.
Google Ngram Viewer shows how "assertion" and "opinion" have occurred on timeline