St. Ignatius vs saint

St. Ignatius and saint both are nouns.

Word	Noun	Adjective	Verb	Adverb
St. Ignatius	Yes	No	No	No
saint	Yes	No	Yes	No

St. Ignatius (noun)	saint (noun)
bishop of Antioch who was martyred under the Roman Emperor Trajan (died 110)	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. Ignatius (verb)	saint (verb)
	declare (a dead person) to be a saint
	hold sacred