writer vs Van Doren

writer and Van Doren both are nouns.

Word	Noun	Adjective	Verb	Adverb
writer	Yes	No	No	No
Van Doren	Yes	No	No	No

writer (noun)	Van Doren (noun)
writes (books or stories or articles or the like) professionally (for pay)	United States writer and literary critic (1885-1950)
a person who is able to write and has written something