Lawrence of Arabia vs writer

Lawrence of Arabia and writer both are nouns.

Word	Noun	Adjective	Verb	Adverb
Lawrence of Arabia	Yes	No	No	No
writer	Yes	No	No	No

Lawrence of Arabia (noun)	writer (noun)
Welsh soldier who from 1916 to 1918 organized the Arab revolt against the Turks; he later wrote an account of his adventures (1888-1935)	writes (books or stories or articles or the like) professionally (for pay)
	a person who is able to write and has written something