forefend vs debar

forefend and debar both are verbs.

Word	Noun	Adjective	Verb	Adverb
forefend	No	No	Yes	No
debar	No	No	Yes	No

As verbs, forefend and debar are synonyms defined as:

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

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

forefend (verb)	debar (verb)
prevent the occurrence of; prevent from happening; to protect from or to keep away anything undesirable; to ward off	prevent from entering; keep out
	prevent the occurrence of; prevent from happening; to protect from or to keep away anything undesirable; to ward off
	bar temporarily; from school, office, etc.