Defeasible and Efficient

Opposite meaning words

Defeasible adjective - Capable of being annulled or voided or terminated.

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Efficient is an antonym for defeasible in topics: weak, useless.

Efficient adjective - Producing or capable of producing a desired result.

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Defeasible is an antonym for efficient.

Nearby Words: efficiency, efficiently, efficacy

Cite this Source

Efficient and Defeasible. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/defeasible/efficient

Defeasible & Efficient. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/defeasible/efficient>.

Efficient or Defeasible. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/defeasible/efficient.

Google Ngram Viewer shows how "defeasible" and "efficient" have occurred on timeline