pour vs crowd

pour is not a noun while crowd is a noun.

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

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

Other hypernyms of pour include crowd together.

pour (noun)	crowd (noun)
	a large number of things or people considered together
	an informal body of friends

pour (verb)	crowd (verb)
move in large numbers	to gather together in large numbers
flow in a spurt	cause to herd, drive, or crowd together
cause to run	approach a certain age or speed
pour out gradually, so as to separate out sediment	fill or occupy to the point of overflowing
supply in large amounts or quantities
rain heavily