Pelew vs Palau Islands

Pelew and Palau Islands both are nouns.

Word	Noun	Adjective	Verb	Adverb
Pelew	Yes	No	No	No
Palau Islands	Yes	No	No	No

As nouns, Pelew and Palau Islands are synonyms defined as:

Pelew and Palau Islands: a chain of more than 200 islands about 400 miles long in the western central Pacific Ocean

Other synonyms of Pelew include Belau, Palau.

Pelew (noun)	Palau Islands (noun)
a chain of more than 200 islands about 400 miles long in the western central Pacific Ocean	a chain of more than 200 islands about 400 miles long in the western central Pacific Ocean