Commonwealth of the Bahamas vs Bahamas

Commonwealth of the Bahamas and Bahamas both are nouns.

Word	Noun	Adjective	Verb	Adverb
Commonwealth of the Bahamas	Yes	No	No	No
Bahamas	Yes	No	No	No

As nouns, Commonwealth of the Bahamas and Bahamas are synonyms defined as:

Commonwealth of the Bahamas and Bahamas: island country in the Atlantic to the east of Florida and Cuba; a popular winter resort

Other synonyms of Commonwealth of the Bahamas include Bahama Islands.

Commonwealth of the Bahamas (noun)	Bahamas (noun)
island country in the Atlantic to the east of Florida and Cuba; a popular winter resort	island country in the Atlantic to the east of Florida and Cuba; a popular winter resort