admirer vs suer

admirer and suer both are nouns.

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

As nouns, suer is a hyponym of admirer; that is, suer is a word with a more specific, narrower meaning than admirer:

Other hyponyms of admirer include enthusiast, fancier, suitor, wooer, worshiper, worshipper.

admirer (noun)	suer (noun)
someone who admires a young woman	someone who petitions a court for redress of a grievance or recovery of a right
a person who backs a politician or a team etc.	a man who courts a woman
a person who admires; someone who esteems or respects or approves