Efficacy and Validity

Efficacy noun - The power to produce a desired result.

Validity is a synonym for efficacy in thing topic. In some cases you can use "Validity" instead a noun "Efficacy", when it comes to topics like effect, efficiency. popular alternative

Nearby Words: efficient, efficiency, efficacious, efficaciously, efficaciousness

Validity noun - The quality of being valid and rigorous.

Efficacy is a synonym for validity in thing topic. You can use "Efficacy" instead a noun "Validity", if it concerns topics such as effect, efficiency, genuineness. popular alternative

Nearby Words: validate, valid, validation, validated