Crossword clues for the word: MYO The word MYO has appeared as an answer to at least 7 crossword clues on different crossword puzzles. Crossword clues for MYO Showing 1 to 7 of 7 results Clue(s) Cardial opening? Muscle-related: Prefix Muscle: Comb. form Muscle: Prefix Muscular beginning Prefix meaning muscle Prefix with cardial