Bob Marley vs Robert Nesta Marley

Bob Marley and Robert Nesta Marley both are nouns.

Word	Noun	Adjective	Verb	Adverb
Bob Marley	Yes	No	No	No
Robert Nesta Marley	Yes	No	No	No

As nouns, Bob Marley and Robert Nesta Marley are synonyms defined as:

Bob Marley and Robert Nesta Marley: Jamaican singer who popularized reggae (1945-1981)

Other synonyms of Bob Marley include Marley.

Bob Marley (noun)	Robert Nesta Marley (noun)
Jamaican singer who popularized reggae (1945-1981)	Jamaican singer who popularized reggae (1945-1981)