Decisive and Doubtable
Opposite meaning words
Decisive
Decisive adjective - Serving to put an end to all debate or questioning.
Usage example: the decisive finding of the coroner regarding the cause of death
Doubtable
Doubtable adjective - Giving good reason for being doubted, questioned, or challenged.
Usage example: her argument rested entirely upon some highly doubtable logic
Cite this Source
Doubtable and Decisive. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/decisive/doubtable
Decisive & Doubtable. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/decisive/doubtable>.
Doubtable or Decisive. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/decisive/doubtable.
Google Ngram Viewer shows how "decisive" and "doubtable" have occurred on timeline