go off vs go over

go off and go over both are verbs.

Word	Noun	Adjective	Verb	Adverb
go off	No	No	Yes	No
go over	No	No	Yes	No

As verbs, go off and go over are synonyms defined as:

Other synonyms of go off include come off.

go off (verb)	go over (verb)
be discharged or activated	fall forward and down
happen in a particular manner	happen in a particular manner
burst inward	hold a review (of troops)
go off or discharge	examine so as to determine accuracy, quality, or condition
stop running, functioning, or operating
run away; usually includes taking something or somebody along