Cogency
Cogency noun - The capacity to persuade.
Usage example: the cogency of Thomas Paine's celebrated case for American independence
Strength is a synonym for cogency in conviction topic. In some cases you can use "Strength" instead a noun "Cogency", when it comes to topics like efficacy, effectiveness.
Mutual synonyms
Cite this Source
Strength and Cogency. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/cogency/strength
Cogency & Strength. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/cogency/strength>.
Strength or Cogency. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/cogency/strength.
Google Ngram Viewer shows how "cogency" and "strength" have occurred on timeline