Crossword clues for the word: DUNCECAP The word DUNCECAP has appeared as an answer to at least 11 crossword clues on different crossword puzzles. Crossword clues for DUNCECAP Showing 1 to 11 of 11 results Clue(s) Accessory for one who's been cornered? Class clown's punishment? Conical headwear Corner sitter's headwear Hardly a mortarboard Idiot's hat of yore Old school headgear. Quaint headgear for a class clown Quaint humiliator Symbol of bad behavior Topper for lazy pupil