athletics vs Rollerblade

athletics and Rollerblade both are nouns.

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

athletics (noun)	Rollerblade (noun)
an active diversion requiring physical exertion and competition	(trademark) an in-line skate
participation in sports events as an extracurricular activity
a contest between athletes

athletics (verb)	Rollerblade (verb)
	travel on shoes with a single line of rubber wheels attached to their soles