giver vs subscriber

giver and subscriber both are nouns.

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

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

giver: person who makes a gift of property
subscriber: someone who contributes (or promises to contribute) a sum of money

giver (noun)	subscriber (noun)
person who makes a gift of property	someone who contributes (or promises to contribute) a sum of money
someone who devotes himself completely	someone who contracts to receive and pay for a service or a certain number of issues of a publication
	someone who expresses strong approval