Boyle vs author

Boyle and author both are nouns.

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

Boyle (noun)	author (noun)
Irish chemist who established that air has weight and whose definitions of chemical elements and chemical reactions helped to dissociate chemistry from alchemy (1627-1691)	writes (books or stories or articles or the like) professionally (for pay)
United States writer (1902-1992)	someone who originates or causes or initiates something

Boyle (verb)	author (verb)
	be the author of