Crossword clues for the word: BURLS The word BURLS has appeared as an answer to at least 9 crossword clues on different crossword puzzles. Crossword clues for BURLS Showing 1 to 9 of 9 results Clue(s) Knots in cloth. Knots in wool Knots, on trees Oak or elm growths Tree bumps Tree growths Tree warts Tree-trunk growths Tree-trunk outgrowths