Mitford vs author

Mitford and author both are nouns.

Word	Noun	Adjective	Verb	Adverb
Mitford	Yes	No	No	No
author	Yes	No	Yes	No

Mitford (noun)	author (noun)
English writer of comic novels (1904-1973)	writes (books or stories or articles or the like) professionally (for pay)
United States writer (born in England) who wrote on American culture (1917-1996)	someone who originates or causes or initiates something

Mitford (verb)	author (verb)
	be the author of