St. John vs saint

St. John and saint both are nouns.

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

St. John (noun)	saint (noun)
a port in eastern Canada; the largest city in New Brunswick	person of exceptional holiness
a river that rises in Maine and flows northeastward through New Brunswick to empty into the Bay of Fundy	model of excellence or perfection of a kind; one having no equal
(New Testament) disciple of Jesus; traditionally said to be the author of the 4th Gospel and three epistles and the book of Revelation	a person who has died and has been declared a saint by canonization

St. John (verb)	saint (verb)
	declare (a dead person) to be a saint
	hold sacred