Effective and Impuissant
Opposite meaning words
Effective
Effective adjective - Producing or capable of producing a desired result.
Impuissant is an antonym for effective.
Impuissant
Impuissant adjective - Unable to act or achieve one's purpose.
Usage example: claims that such restrictions on military interventions on foreign soil would render the nation an impuissant giant on the world stage
Effective is an antonym for impuissant.
Cite this Source
Impuissant and Effective. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/effective/impuissant
Effective & Impuissant. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/effective/impuissant>.
Impuissant or Effective. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/effective/impuissant.
Google Ngram Viewer shows how "effective" and "impuissant" have occurred on timeline