ascension vs rising

ascension and rising both are nouns.

Word	Noun	Adjective	Verb	Adverb
ascension	Yes	No	No	No
rising	Yes	Yes	No	No

As nouns, ascension and rising are synonyms defined as:

Other synonyms of ascension include ascent, rise.

ascension (noun)	rising (noun)
the act of changing location in an upward direction	organized opposition to authority; a conflict in which one faction tries to wrest control from another
a movement upward; rise above the ground	a movement upward; rise above the ground
(astronomy) the rising of a star above the horizon

ascension (adjective)	rising (adjective)
	advancing or becoming higher or greater in degree or value or status
	sloping upward
	coming to maturity
	newly come into prominence