island vs Moluccas

island and Moluccas both are nouns.

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

island (noun)	Moluccas (noun)
a zone or area resembling an island	a group of island in eastern Indonesia between Celebes and New Guinea; settled by the Portuguese but taken by the Dutch who made them the center for a spice monopoly, at which time they were known as Spice Islands
a land mass (smaller than a continent) that is surrounded by water