wisp vs flock

wisp and flock both are nouns.

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

As nouns, flock is a hypernym of wisp; that is, flock is a word with a broader meaning than wisp:

wisp (noun)	flock (noun)
a flock of snipe	a group of birds
a small tuft or lock	a group of sheep or goats
a small bundle of straw or hay	a church congregation guided by a pastor
a small person	an orderly crowd
	(often followed by `of') a large number or amount or extent

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