Crossword clues for the word: DULLS The word DULLS has appeared as an answer to at least 11 crossword clues on different crossword puzzles. Crossword clues for DULLS Showing 1 to 11 of 11 results Clue(s) "Makes less sharp, as a blade" "With ville, a complete bore" Becomes blunt Becomes less sharp Benumbs Blunts Makes blunt Makes less sharp Numbs, as senses Takes away an edge Takes the edge off?