Hebrides vs Hebridean Isles

Hebrides and Hebridean Isles both are nouns.

Word	Noun	Adjective	Verb	Adverb
Hebrides	Yes	No	No	No
Hebridean Isles	Yes	No	No	No

As nouns, Hebrides and Hebridean Isles are synonyms defined as:

Hebrides and Hebridean Isles: a group of more than 500 islands off the western coast of Scotland

Other synonyms of Hebrides include Hebridean Islands, Western Islands, Western Isles.

Hebrides (noun)	Hebridean Isles (noun)
a group of more than 500 islands off the western coast of Scotland	a group of more than 500 islands off the western coast of Scotland