Ken Kesey vs author

Ken Kesey and author both are nouns.

Word	Noun	Adjective	Verb	Adverb
Ken Kesey	Yes	No	No	No
author	Yes	No	Yes	No

Ken Kesey (noun)	author (noun)
United States writer whose best-known novel was based on his experiences as an attendant in a mental hospital (1935-2001)	writes (books or stories or articles or the like) professionally (for pay)
	someone who originates or causes or initiates something

Ken Kesey (verb)	author (verb)
	be the author of