Vicomte de Chateaubriand vs writer

Vicomte de Chateaubriand and writer both are nouns.

Word	Noun	Adjective	Verb	Adverb
Vicomte de Chateaubriand	Yes	No	No	No
writer	Yes	No	No	No

Vicomte de Chateaubriand (noun)	writer (noun)
French statesman and writer; considered a precursor of the romantic movement in France (1768-1848)	writes (books or stories or articles or the like) professionally (for pay)
	a person who is able to write and has written something