Crossword clues for the word: SIMMERDOWN The word SIMMERDOWN has appeared as an answer to at least 5 crossword clues on different crossword puzzles. Crossword clues for SIMMERDOWN Showing 1 to 5 of 5 results Clue(s) """Hush!"" to a cook?" Be no longer boiling about, though still in a stew? Become calm Get over a tantrum Relax, Stew!