writer vs Doris May Lessing

writer and Doris May Lessing both are nouns.

Word	Noun	Adjective	Verb	Adverb
writer	Yes	No	No	No
Doris May Lessing	Yes	No	No	No

writer (noun)	Doris May Lessing (noun)
writes (books or stories or articles or the like) professionally (for pay)	English author of novels and short stories who grew up in Rhodesia (now Zimbabwe) (born in 1919)
a person who is able to write and has written something