As nouns the difference between effectivity and affectivity
is that effectivity is the ability or power to be effective while affectivity is ability to experience affects: feelings, emotions, judgement, motivations, etc.
effectivity
English
Noun
(uncountable) The ability or power to be effective.
(countable) A measure of the effectiveness of something.
Related terms
* effect
* effective
* effectiveness
* effector
* effectual
* effectuate
* efficacious
* efficacity
* efficacy
* efficiency
* efficient
See also
* effectively
affectivity
English
Noun
(-)
Ability to experience affects: feelings, emotions, judgement, motivations, etc.