dribble vs pour

dribble is a noun but pour is not a noun.

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

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

dribble (noun)	pour (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

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