Saint Peter the Apostle vs Peter

Saint Peter the Apostle and Peter both are nouns.

Word	Noun	Adjective	Verb	Adverb
Saint Peter the Apostle	Yes	No	No	No
Peter	Yes	No	No	No

As nouns, Saint Peter the Apostle and Peter are synonyms defined as:

Saint Peter the Apostle and Peter: disciple of Jesus and leader of the Apostles; regarded by Catholics as the vicar of Christ on earth and first Pope

Other synonyms of Saint Peter the Apostle include Saint Peter, Simon Peter, St. Peter, St. Peter the Apostle.

Saint Peter the Apostle (noun)	Peter (noun)
disciple of Jesus and leader of the Apostles; regarded by Catholics as the vicar of Christ on earth and first Pope	disciple of Jesus and leader of the Apostles; regarded by Catholics as the vicar of Christ on earth and first Pope