unholy vs evil

unholy is not a noun while evil is a noun.

Word	Noun	Adjective	Verb	Adverb
unholy	No	Yes	No	No
evil	Yes	Yes	No	No

unholy (noun)	evil (noun)
	morally objectionable behavior
	the quality of being morally wrong in principle or practice

unholy (adjective)	evil (adjective)
not hallowed or consecrated	morally bad or wrong
extremely evil or cruel; expressive of cruelty or befitting hell	having or exerting a malignant influence
having committed unrighteous acts	having the nature of vice