Judas vs Judas Iscariot

Judas and Judas Iscariot both are nouns.

Word	Noun	Adjective	Verb	Adverb
Judas	Yes	No	No	No
Judas Iscariot	Yes	No	No	No

As nouns, Judas and Judas Iscariot are synonyms defined as:

Judas and Judas Iscariot: (New Testament) the Apostle who betrayed Jesus to his enemies for 30 pieces of silver

Judas (noun)	Judas Iscariot (noun)
(New Testament) the Apostle who betrayed Jesus to his enemies for 30 pieces of silver	(New Testament) the Apostle who betrayed Jesus to his enemies for 30 pieces of silver
someone who betrays under the guise of friendship
(New Testament) supposed brother of St. James; one of the Apostles who is invoked in prayer when a situation seems hopeless