Saint Edward the Martyr vs saint

Saint Edward the Martyr and saint both are nouns.

Word	Noun	Adjective	Verb	Adverb
Saint Edward the Martyr	Yes	No	No	No
saint	Yes	No	Yes	No

Saint Edward the Martyr (noun)	saint (noun)
King of England who was a son of Edgar; he was challenged for the throne by supporters of his half-brother Ethelred II who eventually murdered him (963-978)	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 Edward the Martyr (verb)	saint (verb)
	declare (a dead person) to be a saint
	hold sacred