island vs Tenerife

island and Tenerife both are nouns.

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

island (noun)	Tenerife (noun)
a zone or area resembling an island	a Spanish island in the Atlantic off the northwestern coast of Africa; the largest of the Canary Islands
a land mass (smaller than a continent) that is surrounded by water