prelim vs athletics

prelim and athletics both are nouns.

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

As nouns, athletics is a hypernym of prelim; that is, athletics is a word with a broader meaning than prelim:

Other hypernyms of prelim include athletic competition, athletic contest.

prelim (noun)	athletics (noun)
an examination taken by graduate students to determine their fitness to continue	an active diversion requiring physical exertion and competition
a minor match preceding the main event	participation in sports events as an extracurricular activity
	a contest between athletes