surf vs athletics

surf and athletics both are nouns.

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

surf (noun)	athletics (noun)
waves breaking on the shore	an active diversion requiring physical exertion and competition
	participation in sports events as an extracurricular activity
	a contest between athletes

surf (verb)	athletics (verb)
switch channels, on television
look around casually and randomly, without seeking anything in particular
ride the waves of the sea with a surfboard