Old 'mushroom, sponge', today's bogging-down mire or fen of gunge

Let's find possible answers to "Old 'mushroom, sponge', today's bogging-down mire or fen of gunge" crossword clue. First of all, we will look for a few extra hints for this entry: Old 'mushroom, sponge', today's bogging-down mire or fen of gunge. Finally, we will solve this crossword puzzle clue and get the correct word. We have 1 possible solution for this clue in our database.