cheerleader vs admirer

cheerleader and admirer both are nouns.

Word	Noun	Adjective	Verb	Adverb
cheerleader	Yes	No	No	No
admirer	Yes	No	No	No

As nouns, admirer is a hypernym of cheerleader; that is, admirer is a word with a broader meaning than cheerleader:

Other hypernyms of cheerleader include booster, champion, friend, protagonist, supporter.

cheerleader (noun)	admirer (noun)
someone who leads the cheers by spectators at a sporting event	someone who admires a young woman
an enthusiastic and vocal supporter	a person who backs a politician or a team etc.
	a person who admires; someone who esteems or respects or approves