run off vs shoo away

run off and shoo away both are verbs.

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

As verbs, shoo away is a hyponym of run off; that is, shoo away is a word with a more specific, narrower meaning than run off:

Other hyponyms of run off include fire, clear the air, banish, shoo, shoo off.

run off (verb)	shoo away (verb)
decide (a contest or competition) by a runoff	drive away by crying `shoo!'
reproduce by xerography
force to go away; used both with concrete and metaphoric meanings
leave suddenly and as if in a hurry
run away; usually includes taking something or somebody along
run away secretly with one's beloved
run off as waste