Calvino vs author

Calvino and author both are nouns.

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

Calvino (noun)	author (noun)
Italian writer of novels and short stories (born in Cuba) (1923-1987)	writes (books or stories or articles or the like) professionally (for pay)
	someone who originates or causes or initiates something

Calvino (verb)	author (verb)
	be the author of