Crossword clues for the word: DECELERATE The word DECELERATE has appeared as an answer to at least 7 crossword clues on different crossword puzzles. Crossword clues for DECELERATE Showing 1 to 7 of 7 results Clue(s) 'Slow down'' "Slow down, in other words" Brake Decrease speed Heed a yellow light Retard Slow