obviate vs stave off

obviate and stave off both are verbs.

Word	Noun	Adjective	Verb	Adverb
obviate	No	No	Yes	No
stave off	No	No	Yes	No

As verbs, obviate and stave off are synonyms defined as:

obviate and stave off: prevent the occurrence of; prevent from happening; to protect from or to keep away anything undesirable; to ward off

Other synonyms of obviate include avert, avoid, debar, deflect, fend off, forefend, forfend, head off, ward off.

obviate (verb)	stave off (verb)
prevent the occurrence of; prevent from happening; to protect from or to keep away anything undesirable; to ward off	prevent the occurrence of; prevent from happening; to protect from or to keep away anything undesirable; to ward off
get rid of something