flock vs spate

flock and spate both are nouns.

Word	Noun	Adjective	Verb	Adverb
flock	Yes	No	Yes	No
spate	Yes	No	No	No

As nouns, flock and spate are synonyms defined as:

flock and spate: (often followed by `of') a large number or amount or extent

flock (noun)	spate (noun)
a group of birds	the occurrence of a water flow resulting from sudden rain or melting snow
a group of sheep or goats	a sudden forceful flow
a church congregation guided by a pastor	(often followed by `of') a large number or amount or extent
an orderly crowd
(often followed by `of') a large number or amount or extent

flock (verb)	spate (verb)
come together as in a cluster or flock
move as a crowd or in a group