Efficacy synonyms

What is another word for Efficacy?

Use filters to view other words, we have 472 synonyms for efficacy.
Synonyms for efficacy
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Efficacy Thesaurus
Definitions of Efficacy
Efficacy Antonyms
Nearby Words
efficiency, efficacious, efficient, efficaciousness, efficaciously
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Similar words of efficacy
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ability, competence, aptitude ability, competence, aptitude ability, competence, aptitude ability, competence, aptitude ability, competence, aptitude
Cite this Source
Synonyms for Efficacy. (2016). Retrieved 2026, July 19, from https://thesaurus.plus/synonyms/efficacy
Synonyms for Efficacy. N.p., 2016. Web. 19 Jul. 2026. <https://thesaurus.plus/synonyms/efficacy>.
Synonyms for Efficacy. 2016. Accessed July 19, 2026. https://thesaurus.plus/synonyms/efficacy.