Beelzebub vs Devil

Beelzebub and Devil both are nouns.

Word	Noun	Adjective	Verb	Adverb
Beelzebub	Yes	No	No	No
Devil	Yes	No	No	No

As nouns, Beelzebub and Devil are synonyms defined as:

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

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

Beelzebub (noun)	Devil (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