rebirth vs redemption

rebirth and redemption both are nouns.

Word	Noun	Adjective	Verb	Adverb
rebirth	Yes	No	No	No
redemption	Yes	No	No	No

As nouns, redemption is a hypernym of rebirth; that is, redemption is a word with a broader meaning than rebirth:

Other hypernyms of rebirth include salvation.

rebirth (noun)	redemption (noun)
a spiritual enlightenment causing a person to lead a new life	the act of purchasing back something previously sold
the revival of learning and culture	(theology) the act of delivering from sin or saving from evil
a second or new birth	repayment of the principal amount of a debt or security at or before maturity (as when a corporation repurchases its own stock)
after death the soul begins a new cycle of existence in another human body