flock vs good deal

flock and good deal both are nouns.

Word	Noun	Adjective	Verb	Adverb
flock	Yes	No	Yes	No
good deal	Yes	No	No	No

As nouns, flock and good deal are synonyms defined as:

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

flock (noun)	good deal (noun)
a group of birds	(often followed by `of') a large number or amount or extent
a group of sheep or goats
a church congregation guided by a pastor
an orderly crowd
(often followed by `of') a large number or amount or extent

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