Certain and Cocksure

Certain

Certain adjective - Having or showing a mind free from doubt.
Usage example: I'm certain that they'll arrive on time

Cocksure and certain are semantically related in confident topic. In some cases you can use "Cocksure" instead an adjective "Certain", when it comes to topics like behaviour.

Nearby Words: certainty, certainly

Cocksure

Cocksure adjective - Having or showing a mind free from doubt.
Usage example: you're always so cocksure about everything

Certain and cocksure are semantically related in behaviour topic. You can use "Certain" instead an adjective "Cocksure", if it concerns topics such as confident, sure.
Cite this Source
Cocksure and Certain. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/certain/cocksure
Certain & Cocksure. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/certain/cocksure>.
Cocksure or Certain. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/certain/cocksure.
Google Ngram Viewer shows how "certain" and "cocksure" have occurred on timeline