snap off vs detach

snap off and detach both are verbs.

Word	Noun	Adjective	Verb	Adverb
snap off	No	No	Yes	No
detach	No	No	Yes	No

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

snap off (verb)	detach (verb)
break a piece from a whole	come to be detached
	cause to become detached or separated; take off
	separate (a small unit) from a larger, especially for a special assignment