athletics vs windsurf

athletics is a noun but windsurf is not a noun.

Word	Noun	Adjective	Verb	Adverb
athletics	Yes	No	No	No
windsurf	No	No	Yes	No

athletics (noun)	windsurf (noun)
an active diversion requiring physical exertion and competition
participation in sports events as an extracurricular activity
a contest between athletes

athletics (verb)	windsurf (verb)
	ride standing on a surfboard with an attached sail, on water