Saint Irenaeus vs saint

Saint Irenaeus and saint both are nouns.

Word	Noun	Adjective	Verb	Adverb
Saint Irenaeus	Yes	No	No	No
saint	Yes	No	Yes	No

Saint Irenaeus (noun)	saint (noun)
Greek theologian who was bishop of Lyons and an antiheretical writer; a saint and Doctor of the Church (circa 130-200)	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

Saint Irenaeus (verb)	saint (verb)
	declare (a dead person) to be a saint
	hold sacred