check off vs verify

check off and verify both are verbs.

Word	Noun	Adjective	Verb	Adverb
check off	No	No	Yes	No
verify	No	No	Yes	No

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

check off (verb)	verify (verb)
put a check mark on or near or next to	confirm the truth of
	to declare or affirm solemnly and formally as true
	attach or append a legal verification to (a pleading or petition)
	check or regulate (a scientific experiment) by conducting a parallel experiment or comparing with another standard