pour vs swarm

pour is not a noun while swarm is a noun.

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

As verbs, pour and swarm are synonyms defined as:

Other synonyms of pour include pullulate, stream, teem.

pour (noun)	swarm (noun)
	a group of many things in the air or on the ground
	a moving crowd

pour (verb)	swarm (verb)
move in large numbers	move in large numbers
flow in a spurt	be teeming, be abuzz
cause to run
pour out gradually, so as to separate out sediment
supply in large amounts or quantities
rain heavily