Roman Catholic Pope vs pope

Roman Catholic Pope and pope both are nouns.

Word	Noun	Adjective	Verb	Adverb
Roman Catholic Pope	Yes	No	No	No
pope	Yes	No	No	No

As nouns, Roman Catholic Pope and pope are synonyms defined as:

Other synonyms of Roman Catholic Pope include Bishop of Rome, Catholic Pope, Holy Father, pontiff, Vicar of Christ.

Roman Catholic Pope (noun)	pope (noun)
the head of the Roman Catholic Church	the head of the Roman Catholic Church