As nouns the difference between practicability and practicality
is that practicability is the state of being practicable; feasibility while practicality is the state of being practical or feasible.
practicability
English
Noun
(practicabilities)
The state of being practicable; feasibility
Antonyms
* impracticability
practicality
English
Noun
(practicalities)
(uncountable) The state of being practical or feasible.
Antonyms
* impracticality