Anderson vs author

Anderson and author both are nouns.

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

Anderson (noun)	author (noun)
United States physicist who discovered antimatter in the form of an antielectron that is called the positron (1905-1991)	writes (books or stories or articles or the like) professionally (for pay)
United States contralto noted for her performance of spirituals (1902-1993)	someone who originates or causes or initiates something
United States dramatist (1888-1959)
United States physicist who studied the electronic structure of magnetic and disordered systems (1923-)
United States author whose works were frequently autobiographical (1876-1941)

Anderson (verb)	author (verb)
	be the author of