Jamaica vs Caribbean

Jamaica and Caribbean both are nouns.

Word	Noun	Adjective	Verb	Adverb
Jamaica	Yes	No	No	No
Caribbean	Yes	No	No	No

Jamaica (noun)	Caribbean (noun)
a country on the island of Jamaica; became independent of England in 1962; much poverty; the major industry is tourism	region including the Caribbean Islands
an island in the West Indies to the south of Cuba and to the west of Haiti	an arm of the Atlantic Ocean between North and South America; the origin of the Gulf stream