Netherlands Antilles vs island

Netherlands Antilles and island both are nouns.

Word	Noun	Adjective	Verb	Adverb
Netherlands Antilles	Yes	No	No	No
island	Yes	No	No	No

Netherlands Antilles (noun)	island (noun)
a group of islands in the Lesser Antilles just to the north of Venezuela that are administered by The Netherlands	a zone or area resembling an island
	a land mass (smaller than a continent) that is surrounded by water