win vs attain

win is a noun but attain is not a noun.

Word	Noun	Adjective	Verb	Adverb
win	Yes	No	Yes	No
attain	No	No	Yes	No

As verbs, attain is a hyponym of win; that is, attain is a word with a more specific, narrower meaning than win:

win (noun)	attain (noun)
a victory (as in a race or other competition)
something won (especially money)

win (verb)	attain (verb)
be the winner in a contest or competition; be victorious	reach a point in time, or a certain state or level
obtain advantages, such as points, etc.	reach a destination, either real or abstract
win something through one's efforts	find unexpectedly
acquire or deserve by one's efforts or actions	to gain with effort
attain success or reach a desired goal