pour vs gush

pour is not a noun while gush is a noun.

Word	Noun	Adjective	Verb	Adverb
pour	No	No	Yes	No
gush	Yes	No	Yes	No

As verbs, gush is a hyponym of pour; that is, gush is a word with a more specific, narrower meaning than pour:

Other hyponyms of pour include spirt, spout, spurt, regurgitate.

pour (noun)	gush (noun)
	an unrestrained expression of emotion
	a sudden rapid flow (as of water)

pour (verb)	gush (verb)
move in large numbers	praise enthusiastically
flow in a spurt	issue in a jet; come out in a jet; stream or spring forth
cause to run	gush forth in a sudden stream or jet
pour out gradually, so as to separate out sediment
supply in large amounts or quantities
rain heavily