subscriber vs giver

subscriber and giver both are nouns.

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

As nouns, giver is a hypernym of subscriber; that is, giver is a word with a broader meaning than subscriber:

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

Other hypernyms of subscriber include bestower, conferrer, donor, presenter.

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