give it a whirl vs try

give it a whirl is not a noun while try is a noun.

Word	Noun	Adjective	Verb	Adverb
give it a whirl	No	No	Yes	No
try	Yes	No	Yes	No

As verbs, try is a hypernym of give it a whirl; that is, try is a word with a broader meaning than give it a whirl:

Other hypernyms of give it a whirl include assay, attempt, essay, seek.

give it a whirl (noun)	try (noun)
	earnest and conscientious activity intended to do or accomplish something

give it a whirl (verb)	try (verb)
try	put on a garment in order to see whether it fits and looks nice
	melt (fat or lard) in order to separate out impurities
	take a sample of
	test the limits of
	give pain or trouble to
	make an effort or attempt
	put to the test, as for its quality, or give experimental use to
	examine or hear (evidence or a case) by judicial process
	put on trial or hear a case and sit as the judge at the trial of