admirer vs subscriber

admirer and subscriber both are nouns.

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

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

admirer (noun)	subscriber (noun)
someone who admires a young woman	someone who contributes (or promises to contribute) a sum of money
a person who backs a politician or a team etc.	someone who contracts to receive and pay for a service or a certain number of issues of a publication
a person who admires; someone who esteems or respects or approves	someone who expresses strong approval