Satan vs Prince of Darkness

Satan and Prince of Darkness both are nouns.

Word	Noun	Adjective	Verb	Adverb
Satan	Yes	No	No	No
Prince of Darkness	Yes	No	No	No

As nouns, Satan and Prince of Darkness are synonyms defined as:

Satan and Prince of Darkness: (Judeo-Christian and Islamic religions) chief spirit of evil and adversary of God; tempter of mankind; master of Hell

Other synonyms of Satan include Beelzebub, Devil, Lucifer, Old Nick, the Tempter.

Satan (noun)	Prince of Darkness (noun)
(Judeo-Christian and Islamic religions) chief spirit of evil and adversary of God; tempter of mankind; master of Hell	(Judeo-Christian and Islamic religions) chief spirit of evil and adversary of God; tempter of mankind; master of Hell