Efficacy and Legality

Efficacy

Efficacy noun - The power to produce a desired result.

Legality and efficacy are semantically related. In some cases you can use "Legality" instead a noun "Efficacy".

Legality

Legality noun - The quality or state of being legal.

Efficacy and legality are semantically related. Sometimes you can use "Efficacy" instead a noun "Legality".

How words are described

questionable questionable efficacy questionable legality
actual actual efficacy actual legality
Cite this Source
Legality and Efficacy. (2016). Retrieved 2026, August 07, from https://thesaurus.plus/related/efficacy/legality
Efficacy & Legality. N.p., 2016. Web. 07 Aug. 2026. <https://thesaurus.plus/related/efficacy/legality>.
Legality or Efficacy. 2016. Accessed August 07, 2026. https://thesaurus.plus/related/efficacy/legality.
Google Ngram Viewer shows how "efficacy" and "legality" have occurred on timeline