Beelzebub vs Prince of Darkness

Beelzebub and Prince of Darkness both are nouns.

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

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

Beelzebub 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 Beelzebub include Devil, Lucifer, Old Nick, Satan, the Tempter.

Beelzebub (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