stick around vs wait

stick around is not a noun while wait is a noun.

Word	Noun	Adjective	Verb	Adverb
stick around	No	No	Yes	No
wait	Yes	No	Yes	No

As verbs, wait is a hypernym of stick around; that is, wait is a word with a broader meaning than stick around:

stick around (noun)	wait (noun)
	the act of waiting (remaining inactive in one place while expecting something)
	time during which some action is awaited

stick around (verb)	wait (verb)
be in a certain place and not leave	look forward to the probable occurrence of
be available or ready for a certain function or service	serve as a waiter or waitress in a restaurant
	stay in one place and anticipate or expect something
	wait before acting