Irresolute and Undeterred

Opposite meaning words

Irresolute adjective - Uncertain how to act or proceed.

Usage example: the committee was timid and mediocre and irresolute

Show all Definitions

Undeterred is an antonym for irresolute.

Nearby Words: irresolution, irresolutely

Undeterred adjective - Not deterred.

Show all Definitions

Irresolute is an antonym for undeterred in determined topic.

Cite this Source

Undeterred and Irresolute. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/irresolute/undeterred

Irresolute & Undeterred. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/irresolute/undeterred>.

Undeterred or Irresolute. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/irresolute/undeterred.

Google Ngram Viewer shows how "irresolute" and "undeterred" have occurred on timeline