writer vs Boris Leonidovich Pasternak

writer and Boris Leonidovich Pasternak both are nouns.

Word	Noun	Adjective	Verb	Adverb
writer	Yes	No	No	No
Boris Leonidovich Pasternak	Yes	No	No	No

writer (noun)	Boris Leonidovich Pasternak (noun)
writes (books or stories or articles or the like) professionally (for pay)	Russian writer whose best known novel was banned by Soviet authorities but translated and published abroad (1890-1960)
a person who is able to write and has written something