gush vs pour

gush is a noun but pour is not a noun.

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

As verbs, pour is a hypernym of gush; that is, pour is a word with a broader meaning than gush:

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

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