spill out vs pour out

spill out and pour out both are verbs.

Word	Noun	Adjective	Verb	Adverb
spill out	No	No	Yes	No
pour out	No	No	Yes	No

As verbs, spill out and pour out are synonyms defined as:

Other synonyms of spill out include spill over.

spill out (verb)	pour out (verb)
be disgorged	express without restraint
	pour out gradually, so as to separate out sediment
	be disgorged
	pour out liberally