author vs Ellison

author and Ellison both are nouns.

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

author (noun)	Ellison (noun)
writes (books or stories or articles or the like) professionally (for pay)	United States novelist who wrote about a young Black man and his struggles in American society (1914-1994)
someone who originates or causes or initiates something

author (verb)	Ellison (verb)
be the author of