athletics vs spread-eagle

athletics is a noun but spread-eagle is not a noun.

Word	Noun	Adjective	Verb	Adverb
athletics	Yes	No	No	No
spread-eagle	No	Yes	Yes	No

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

athletics (adjective)	spread-eagle (adjective)
	with arms and legs stretched out and apart

athletics (verb)	spread-eagle (verb)
	stretch out completely
	defeat disastrously
	stand with arms and legs spread out
	execute a spread eagle on skates, with arms and legs stretched out
	stretch over