St. Dominic vs Roman Catholic Church

St. Dominic and Roman Catholic Church both are nouns.

Word	Noun	Adjective	Verb	Adverb
St. Dominic	Yes	No	No	No
Roman Catholic Church	Yes	No	No	No

St. Dominic (noun)	Roman Catholic Church (noun)
(Roman Catholic Church) Spanish priest who founded an order whose members became known as Dominicans or Black Friars (circa 1170-1221)	the Christian Church based in the Vatican and presided over by a pope and an episcopal hierarchy