come off vs occur

come off and occur both are verbs.

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

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

Other hypernyms of come off include come about, fall out, go on, hap, happen, pass, pass off, take place.

come off (verb)	occur (verb)
happen in a particular manner	come to pass
come to be detached	come to one's mind; suggest itself
break off (a piece from a whole)	to be found to exist