Sinbad the Sailor vs Sinbad

Sinbad the Sailor and Sinbad both are nouns.

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

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

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

Sinbad the Sailor (noun)	Sinbad (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