Crossword clues for the word: SLOUGH The word SLOUGH has appeared as an answer to at least 8 crossword clues on different crossword puzzles. Crossword clues for SLOUGH Showing 1 to 8 of 8 results Clue(s) "___ of Despond, in ""Pilgrim's Progress""" Bog of despair Cast off in small body of water around Dublin Place of deep mud. Shed, with "off" Stagnant swamp State of deep despair Swamp or bog.