break off vs snap off

break off and snap off both are verbs.

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

As verbs, break off and snap off are synonyms defined as:

Other synonyms of break off include break.

break off (verb)	snap off (verb)
prevent completion	break a piece from a whole
interrupt before its natural or planned end
break a small piece off from
break off (a piece from a whole)
break a piece from a whole