“Altitude sickness side effect” crossword clue

Reveal the answer to see why it works and where this clue has appeared before.EDEMA is the answer to the New York Times crossword clue “Altitude sickness side effect”. It was last seen in the puzzle of June 14, 2026, where it runs at 39 Down and fills 5 squares. It crosses 5 other entries in that grid — those are listed below and are the quickest way to confirm the letters you already have.