archipelago vs Pelew

archipelago and Pelew both are nouns.

Word	Noun	Adjective	Verb	Adverb
archipelago	Yes	No	No	No
Pelew	Yes	No	No	No

archipelago (noun)	Pelew (noun)
a group of many islands in a large body of water	a chain of more than 200 islands about 400 miles long in the western central Pacific Ocean