outpouring vs formation

outpouring and formation both are nouns.

Word	Noun	Adjective	Verb	Adverb
outpouring	Yes	No	No	No
formation	Yes	No	No	No

As nouns, formation is a hypernym of outpouring; that is, formation is a word with a broader meaning than outpouring:

Other hypernyms of outpouring include geological formation.

outpouring (noun)	formation (noun)
a large flow	the act of fabricating something in a particular shape
the rapid and continuous delivery of linguistic communication (spoken or written)	the act of forming or establishing something
the pouring forth of a fluid	creation by mental activity
a sudden rapid flow (as of water)	a particular spatial arrangement
a natural flow of ground water	an arrangement of people or things acting as a unit
	(geology) the geological features of the earth
	natural process that causes something to form