Crossword clues for the word: TOUGHNUTTOCRACK The word TOUGHNUTTOCRACK has appeared as an answer to at least 6 crossword clues on different crossword puzzles. Crossword clues for TOUGHNUTTOCRACK Showing 1 to 6 of 6 results Clue(s) Challenging poser...that rows 3, 5, 11 and 13 have broken Hard problem Heck of a puzzle It's pretty challenging One who's not easily convinced Poser