Canary Islands vs Tenerife

Canary Islands and Tenerife both are nouns.

Word	Noun	Adjective	Verb	Adverb
Canary Islands	Yes	No	No	No
Tenerife	Yes	No	No	No

Canary Islands (noun)	Tenerife (noun)
a group of mountainous islands in the Atlantic off the northwest coast of Africa forming Spanish provinces	a Spanish island in the Atlantic off the northwestern coast of Africa; the largest of the Canary Islands