flake vs peel off

flake is a noun but peel off is not a noun.

Word	Noun	Adjective	Verb	Adverb
flake	Yes	No	Yes	No
peel off	No	No	Yes	No

As verbs, flake and peel off are synonyms defined as:

Other synonyms of flake include flake off, peel.

flake (noun)	peel off (noun)
a small fragment of something broken off from the whole
a person with an unusual or odd personality
a crystal of snow

flake (verb)	peel off (verb)
come off in flakes or thin small pieces	peel off in scales
cover with flakes or as if with flakes	take off, as with some difficulty
form into flakes	peel off the outer layer of something
	come off in flakes or thin small pieces
	leave a formation