island vs Anguilla

island and Anguilla both are nouns.

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

island (noun)	Anguilla (noun)
a zone or area resembling an island	type genus of the Anguillidae: eels
a land mass (smaller than a continent) that is surrounded by water	a British colony in the West Indies