Crossword clues for the word: GRUESOME The word GRUESOME has appeared as an answer to at least 7 crossword clues on different crossword puzzles. Crossword clues for GRUESOME Showing 1 to 7 of 7 results Clue(s) Causing repugnance Causing repulsion or horror Developed problem declared disgusting Ghastly Grisly Macabre To me, an unreasonable grouse is awful