Efficacious
Efficacious adjective - Producing or capable of producing a desired result.
Usage example: taking a cookie break while studying is one of the most efficacious ways of rejuvenating the mind that I have ever discovered
Functional and efficacious are semantically related. In some cases you can use "Functional" instead an adjective "Efficacious".
Functional
Functional adjective - Being in effective operation.
Efficacious and functional are semantically related. Sometimes you can use "Efficacious" instead an adjective "Functional".
Mutual synonyms
Related pairs
- advantageous and efficacious
- advantageous and functional
- helpful and efficacious
- helpful and functional
- effective and efficacious
- effective and functional
- powerful and efficacious
- powerful and functional
- active and efficacious
- active and functional
- productive and efficacious
- productive and functional
- effectual and efficacious
- effectual and functional
Cite this Source
Functional and Efficacious. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/efficacious/functional
Efficacious & Functional. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/efficacious/functional>.
Functional or Efficacious. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/efficacious/functional.
Google Ngram Viewer shows how "efficacious" and "functional" have occurred on timeline