possible vs practical

possible is a noun but practical is not a noun.

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

possible (noun)	practical (noun)
something that can be done
an applicant who might be suitable

possible (adjective)	practical (adjective)
capable of happening or existing	concerned with actual use or practice
existing in possibility	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