Decisive and Ineffective

Decisive

Decisive adjective - Having the power to persuade.
Usage example: a lawyer who knows how to construct the kind of decisive argument that sways a jury

Ineffective is an antonym for decisive in definite topic.

Ineffective

Ineffective adjective - Not producing the desired result.

Decisive is an antonym for ineffective.

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