Galapagos vs island

Galapagos and island both are nouns.

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

Galapagos (noun)	island (noun)
a group of islands in the Pacific off South America; owned by Ecuador; known for unusual animal life	a zone or area resembling an island
	a land mass (smaller than a continent) that is surrounded by water