Athanasius the Great vs Roman Catholic

Athanasius the Great and Roman Catholic both are nouns.

Word	Noun	Adjective	Verb	Adverb
Athanasius the Great	Yes	No	No	No
Roman Catholic	Yes	Yes	No	No

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

Athanasius the Great (adjective)	Roman Catholic (adjective)
	of or relating to or supporting Romanism