Vitality is a related term of efficacy.
As nouns the difference between vitality and efficacy
is that vitality is the capacity to live and develop while efficacy is (uncountable) ability to produce a desired amount of a desired effect.
vitality
English
Noun
(vitalities)
The capacity to live and develop
Energy or vigour
That which distinguishes living from nonliving things; life, animateness
Related terms
* devive
* revive
* survive
* viable
* vital
* vivid
* vitalism
External links
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efficacy
English
Noun
(-)
(uncountable) Ability to produce a desired amount of a desired effect.
Synonyms
* efficacity
Related terms
* effect
* effective
* effectiveness
* effectivity
* effector
* effectual
* effectuate
* efficacious
* efficacity
* efficiency
* efficient
External links
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