rebirth vs nascence

rebirth and nascence both are nouns.

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

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

Other hypernyms of rebirth include birth, nascency, nativity.

rebirth (noun)	nascence (noun)
a spiritual enlightenment causing a person to lead a new life	the event of being born
the revival of learning and culture
a second or new birth
after death the soul begins a new cycle of existence in another human body