As nouns the difference between practicability and applicability
is that practicability is the state of being practicable; feasibility while applicability is the degree to which a thing is applicable; relevancy.
practicability
English
Noun
(practicabilities)
The state of being practicable; feasibility
Antonyms
* impracticability
applicability
English
Noun
(applicabilities)
The degree to which a thing is applicable; relevancy
Antonyms
* inapplicability
Related terms
* applicable