Benefactor vs Generous - What's the difference?

As a noun benefactor

is somebody who gives one a gift usually refers to someone who gives money to a charity or another form of organization.

(obsolete) of noble birth.

(wikipedia benefactor)

* benefactour

(en noun)

Somebody who gives one a gift. Usually refers to someone who gives money to a charity or another form of organization.

(en adjective)

(obsolete) Of noble birth.

Noble in behaviour or actions; principled, not petty; kind, magnanimous.

Thank you for your generous words.

Willing to give and share unsparingly; showing a readiness to give more (especially money) than is expected or needed.

She's been extremely generous with her winnings.

Large, more than ample, copious.

* See also