Roman Catholic Church vs Saint Athanasius

Roman Catholic Church and Saint Athanasius both are nouns.

Word	Noun	Adjective	Verb	Adverb
Roman Catholic Church	Yes	No	No	No
Saint Athanasius	Yes	No	No	No

Roman Catholic Church (noun)	Saint Athanasius (noun)
the Christian Church based in the Vatican and presided over by a pope and an episcopal hierarchy	(Roman Catholic Church) Greek patriarch of Alexandria who championed Christian orthodoxy against Arianism; a church father, saint, and Doctor of the Church (293-373)