pour vs dribble

pour is not a noun while dribble is a noun.

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

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

Other hyponyms of pour include pour forth, shed, spill, drip, drop, transfuse, effuse, pour out, decant, pour, pour out.

pour (noun)	dribble (noun)
	the propulsion of a ball by repeated taps or kicks
	saliva spilling from the mouth
	flowing in drops; the formation and falling of drops of liquid

pour (verb)	dribble (verb)
move in large numbers	let saliva drivel from the mouth
flow in a spurt	propel
cause to run	let or cause to fall in drops
pour out gradually, so as to separate out sediment	run or flow slowly, as in drops or in an unsteady stream
supply in large amounts or quantities
rain heavily