debar vs nix

debar is not a noun while nix is a noun.

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

As verbs, nix is a hypernym of debar; that is, nix is a word with a broader meaning than debar:

Other hypernyms of debar include disallow, forbid, interdict, prohibit, proscribe, veto.

debar (noun)	nix (noun)
	a quantity of no importance; thing (object:), singular, negative pronoun; pronoun, thing, singular; quantifier: negative existential

debar (verb)	nix (verb)
prevent from entering; keep out	command against
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.