Church of Rome vs bishop

Church of Rome and bishop both are nouns.

Word	Noun	Adjective	Verb	Adverb
Church of Rome	Yes	No	No	No
bishop	Yes	No	No	No

Church of Rome (noun)	bishop (noun)
the Christian Church based in the Vatican and presided over by a pope and an episcopal hierarchy	(chess) a piece that can be moved diagonally over unoccupied squares of the same color
	port wine mulled with oranges and cloves
	a senior member of the Christian clergy having spiritual and administrative authority; appointed in Christian churches to oversee priests or ministers; considered in some churches to be successors of the twelve Apostles of Christ