saint vs St. Thomas

saint and St. Thomas both are nouns.

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

saint (noun)	St. Thomas (noun)
person of exceptional holiness	(Roman Catholic Church) Italian theologian and Doctor of the Church who is remembered for his attempt to reconcile faith and reason in a comprehensive theology; presented philosophical proofs of the existence of God (1225-1274)
model of excellence or perfection of a kind; one having no equal	the Apostle who would not believe the resurrection of Jesus until he saw Jesus with his own eyes
a person who has died and has been declared a saint by canonization

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