unholy vs unrighteous

unholy and unrighteous both are adjectives.

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

unholy (adjective)	unrighteous (adjective)
not hallowed or consecrated	not righteous
extremely evil or cruel; expressive of cruelty or befitting hell
having committed unrighteous acts