St. Gregory of Nazianzen vs saint

St. Gregory of Nazianzen and saint both are nouns.

Word	Noun	Adjective	Verb	Adverb
St. Gregory of Nazianzen	Yes	No	No	No
saint	Yes	No	Yes	No

St. Gregory of Nazianzen (noun)	saint (noun)
(Roman Catholic Church) a church father known for his constant fight against perceived heresies; a saint and Doctor of the Church (329-391)	person of exceptional holiness
	model of excellence or perfection of a kind; one having no equal
	a person who has died and has been declared a saint by canonization

St. Gregory of Nazianzen (verb)	saint (verb)
	declare (a dead person) to be a saint
	hold sacred