practical vs practicality

practical is not a noun while practicality is a noun.

Word	Noun	Adjective	Verb	Adverb
practical	No	Yes	No	No
practicality	Yes	No	No	No

practical (noun)	practicality (noun)
	concerned with actual use rather than theoretical possibilities

practical (adjective)	practicality (adjective)
concerned with actual use or practice
having or put to a practical purpose or use
guided by practical experience and observation rather than theory
being actually such in almost every respect