flake vs come off

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

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

As verbs, come off is a hypernym of flake; that is, come off is a word with a broader meaning than flake:

Other hypernyms of flake include break away, break off, chip, chip off.

flake (noun)	come 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)	come off (verb)
come off in flakes or thin small pieces	happen in a particular manner
cover with flakes or as if with flakes	come to be detached
form into flakes	break off (a piece from a whole)