Crossword clues for the word: SWAMPTHING The word SWAMPTHING has appeared as an answer to at least 2 crossword clues on different crossword puzzles. Crossword clues for SWAMPTHING Showing 1 to 2 of 2 results Clue(s) 1982 Adrienne Barbeau movie based on a Len Wein/Bernie Wrightson comic Part-plant DC Comics superhero