collation vs collection

collation and collection both are nouns.

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

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

Other hypernyms of collation include aggregation, assembling, collecting.

collation (noun)	collection (noun)
careful examination and comparison to note points of disagreement	the act of gathering something together
assembling in proper numerical or logical sequence	a publication containing a variety of works
a light informal meal	request for a sum of money
	several things grouped together or considered as a whole