archives vs collection

archives and collection both are nouns.

Word	Noun	Adjective	Verb	Adverb
archives	Yes	No	No	No
collection	Yes	No	No	No

As nouns, collection is a hypernym of archives; that is, collection is a word with a broader meaning than archives:

Other hypernyms of archives include compendium.

archives (noun)	collection (noun)
collection of records especially about an institution	the act of gathering something together
	a publication containing a variety of works
	request for a sum of money
	several things grouped together or considered as a whole