paragrapher vs author

paragrapher and author both are nouns.

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

As nouns, author is a hypernym of paragrapher; that is, author is a word with a broader meaning than paragrapher:

paragrapher: a writer of paragraphs (as for publication on the editorial page of a newspaper)
author: writes (books or stories or articles or the like) professionally (for pay)

Other hypernyms of paragrapher include writer.

paragrapher (noun)	author (noun)
a writer of paragraphs (as for publication on the editorial page of a newspaper)	writes (books or stories or articles or the like) professionally (for pay)
	someone who originates or causes or initiates something

paragrapher (verb)	author (verb)
	be the author of