writer vs Sir Henry Rider Haggard

writer and Sir Henry Rider Haggard both are nouns.

Word	Noun	Adjective	Verb	Adverb
writer	Yes	No	No	No
Sir Henry Rider Haggard	Yes	No	No	No

writer (noun)	Sir Henry Rider Haggard (noun)
writes (books or stories or articles or the like) professionally (for pay)	British writer noted for romantic adventure novels (1856-1925)
a person who is able to write and has written something