rising vs zoom

rising and zoom both are nouns.

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

As nouns, zoom is a hyponym of rising; that is, zoom is a word with a more specific, narrower meaning than rising:

rising (noun)	zoom (noun)
organized opposition to authority; a conflict in which one faction tries to wrest control from another	the act of rising upward into the air
a movement upward; rise above the ground	a rapid rise

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