Crossword clues for the word: TREBLING The word TREBLING has appeared as an answer to at least 6 crossword clues on different crossword puzzles. Crossword clues for TREBLING Showing 1 to 6 of 6 results Clue(s) Getting bigger quickly Increasing by 200% Increasing severalfold Increasing threefold Multiplying by three Multiplying in a way