cardinalate vs Roman Catholic

cardinalate and Roman Catholic both are nouns.

Word	Noun	Adjective	Verb	Adverb
cardinalate	Yes	No	No	No
Roman Catholic	Yes	Yes	No	No

cardinalate (noun)	Roman Catholic (noun)
the office of cardinal	the Christian Church based in the Vatican and presided over by a pope and an episcopal hierarchy
(Roman Catholic Church) the body of all cardinals of the church; elects and advises the pope	a member of the Roman Catholic Church

cardinalate (adjective)	Roman Catholic (adjective)
	of or relating to or supporting Romanism