Efficacious and Inexpedient
Opposite meaning words
Efficacious
Efficacious adjective - Producing or capable of producing a desired result.
Inexpedient is an antonym for efficacious.
Inexpedient
Inexpedient adjective - Not producing the desired result.
Usage example: a nutritionally dubious, inexpedient method for losing weight
Efficacious is an antonym for inexpedient.
Nearby Word: inexpediency
Cite this Source
Inexpedient and Efficacious. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/efficacious/inexpedient
Efficacious & Inexpedient. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/efficacious/inexpedient>.
Inexpedient or Efficacious. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/efficacious/inexpedient.
Google Ngram Viewer shows how "efficacious" and "inexpedient" have occurred on timeline