win vs rack up

win is a noun but rack up is not a noun.

Word	Noun	Adjective	Verb	Adverb
win	Yes	No	Yes	No
rack up	No	No	Yes	No

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

Other hyponyms of win include steal, score, tally.

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

win (verb)	rack up (verb)
be the winner in a contest or competition; be victorious	supply a rack with feed for (horses or other animals)
obtain advantages, such as points, etc.	defeat thoroughly
win something through one's efforts	gain points in a game
acquire or deserve by one's efforts or actions	place in a rack
attain success or reach a desired goal