satanic vs unholy

satanic and unholy both are adjectives.

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

As adjectives, satanic and unholy are synonyms defined as:

satanic and unholy: extremely evil or cruel; expressive of cruelty or befitting hell

Other synonyms of satanic include demonic, diabolic, diabolical, fiendish, hellish, infernal.

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