First Baron Macaulay vs historiographer

First Baron Macaulay and historiographer both are nouns.

Word	Noun	Adjective	Verb	Adverb
First Baron Macaulay	Yes	No	No	No
historiographer	Yes	No	No	No

First Baron Macaulay (noun)	historiographer (noun)
English historian noted for his history of England (1800-1859)	a person who is an authority on history and who studies it and writes about it