Effectiveness and Effectivity

Effectiveness

Effectiveness noun - Power to be effective; the quality of being able to bring about an effect.

Effectivity is a synonym for effectiveness. In some cases you can use "Effectivity" instead a noun "Effectiveness".

Nearby Words: effective, effectively, effector

Effectivity

Effectivity noun - Power to be effective; the quality of being able to bring about an effect.
Show all Definitions
Synonyms for Effectivity

Effectiveness is a synonym for effectivity. You can use "Effectiveness" instead a noun "Effectivity".
Cite this Source
Effectivity and Effectiveness. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/effectiveness/effectivity
Effectiveness & Effectivity. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/effectiveness/effectivity>.
Effectivity or Effectiveness. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/effectiveness/effectivity.
Google Ngram Viewer shows how "effectiveness" and "effectivity" have occurred on timeline