Feodor Dostoyevsky vs writer

Feodor Dostoyevsky and writer both are nouns.

Word	Noun	Adjective	Verb	Adverb
Feodor Dostoyevsky	Yes	No	No	No
writer	Yes	No	No	No

Feodor Dostoyevsky (noun)	writer (noun)
Russian novelist who wrote of human suffering with humor and psychological insight (1821-1881)	writes (books or stories or articles or the like) professionally (for pay)
	a person who is able to write and has written something