Sinbad vs Sinbad the Sailor

Sinbad and Sinbad the Sailor both are nouns.

Word	Noun	Adjective	Verb	Adverb
Sinbad	Yes	No	No	No
Sinbad the Sailor	Yes	No	No	No

As nouns, Sinbad and Sinbad the Sailor are synonyms defined as:

Sinbad and Sinbad the Sailor: in the Arabian Nights a hero who tells of the fantastic adventures he had in his voyages

Sinbad (noun)	Sinbad the Sailor (noun)
in the Arabian Nights a hero who tells of the fantastic adventures he had in his voyages	in the Arabian Nights a hero who tells of the fantastic adventures he had in his voyages