maze, labyrinth
['amphibian, amphibious vehicle', 'panpipe, pandean pipe, syrinx', 'gar, garfish, garpike, billfish, Lepisosteus osseus', 'ashcan, trash can, garbage can, wastebin, ash bin, ash-bin, ashbin, dustbin, trash barrel, trash bin', 'tile roof', 'walking stick, walkingstick, stick insect', 'brass, memorial tablet, plaque']