curl vs frizz

curl and frizz both are nouns.

Word	Noun	Adjective	Verb	Adverb
curl	Yes	No	Yes	No
frizz	Yes	No	Yes	No

As verbs, frizz is a hyponym of curl; that is, frizz is a word with a more specific, narrower meaning than curl:

Other hyponyms of curl include crape, crimp, frizzle, kink, kink up.

curl (noun)	frizz (noun)
lock of hair in the shape of a spiral or curl	the condition of being formed into small tight curls
a round shape formed by a series of concentric circles (as formed by leaves or flower petals)

curl (verb)	frizz (verb)
form a curl, curve, or kink	curl tightly
play the Scottish game of curling
twist or roll into coils or ringlets
wind around something in coils or loops
shape one's body into a curl