run off vs go away

run off and go away both are verbs.

Word	Noun	Adjective	Verb	Adverb
run off	No	No	Yes	No
go away	No	No	Yes	No

As verbs, go away is a hypernym of run off; that is, go away is a word with a broader meaning than run off:

Other hypernyms of run off include go forth, leave.

run off (verb)	go away (verb)
decide (a contest or competition) by a runoff	get lost, as without warning or explanation
reproduce by xerography	go away from a place
force to go away; used both with concrete and metaphoric meanings	move away from a place into another direction
leave suddenly and as if in a hurry	become invisible or unnoticeable
run away; usually includes taking something or somebody along
run away secretly with one's beloved
run off as waste