Decisive and Dubious

Decisive

Decisive adjective - Fully committed to achieving a goal.
Usage example: only a team with a decisive attitude is going to win a state championship

Dubious is an antonym for decisive.

Dubious

Dubious adjective - Giving good reason for being doubted, questioned, or challenged.
Usage example: any letter bearing the signature of Geronimo would be of dubious authenticity, to say the least

Decisive is an antonym for dubious.

Nearby Words: dubiety, dubiousness, dubiously
Cite this Source
Dubious and Decisive. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/decisive/dubious
Decisive & Dubious. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/decisive/dubious>.
Dubious or Decisive. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/decisive/dubious.
Google Ngram Viewer shows how "decisive" and "dubious" have occurred on timeline