Marilyn Monroe vs Norma Jean Baker

Marilyn Monroe and Norma Jean Baker both are nouns.

Word	Noun	Adjective	Verb	Adverb
Marilyn Monroe	Yes	No	No	No
Norma Jean Baker	Yes	No	No	No

As nouns, Marilyn Monroe and Norma Jean Baker are synonyms defined as:

Marilyn Monroe and Norma Jean Baker: United States film actress noted for sex appeal (1926-1962)

Other synonyms of Marilyn Monroe include Monroe.

Marilyn Monroe (noun)	Norma Jean Baker (noun)
United States film actress noted for sex appeal (1926-1962)	United States film actress noted for sex appeal (1926-1962)