“Key in a chain” crossword clue

Reveal the answer to see why it works and where this clue has appeared before.ISLE is the answer to the New York Times crossword clue “Key in a chain”. It was last seen in the puzzle of October 2, 2026, where it runs at 56 Across and fills 4 squares. It crosses 4 other entries in that grid — those are listed below and are the quickest way to confirm the letters you already have.