An archipelago is a group of islands, islets, cays, and other small landforms that are closely scattered in a body of water. The crossword solutions for the term archipelago part include island (6 letters), ISLET (5 letters), ISLE (4 letters), CAY (3 letters), islands (7 letters), and ISLES (5 letters). Island refers to a large landmass surrounded by water, while ISLET is a small island, ISLE is a synonym for island, and CAY is a low-lying island made of sand or coral. Islands and ISLES are both plural forms of island.