fend off vs stave off

fend off and stave off both are verbs.

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

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

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

fend off (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