Curacao vs island

Curacao and island both are nouns.

Word	Noun	Adjective	Verb	Adverb
Curacao	Yes	No	No	No
island	Yes	No	No	No

Curacao (noun)	island (noun)
a popular island resort in the Netherlands Antilles, with capital Willemstad	a zone or area resembling an island
	a land mass (smaller than a continent) that is surrounded by water