Cocksure and Unsure

Opposite meaning words

Cocksure adjective - Having or showing a mind free from doubt.

Usage example: you're always so cocksure about everything

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Unsure is an antonym for cocksure.

Unsure adjective - Lacking self-confidence.

Usage example: a very unsure young man

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Cocksure is an antonym for unsure.

Cite this Source

Unsure and Cocksure. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/cocksure/unsure

Cocksure & Unsure. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/cocksure/unsure>.

Unsure or Cocksure. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/cocksure/unsure.

Google Ngram Viewer shows how "cocksure" and "unsure" have occurred on timeline