jellyfish
['spiny lobster, langouste, rock lobster, crawfish, crayfish, sea crawfish', 'bathtub, bathing tub, bath, tub', "jack-o'-lantern", 'hippopotamus, hippo, river horse, Hippopotamus amphibius', 'crayfish, crawfish, crawdad, crawdaddy', 'European fire salamander, Salamandra salamandra', 'hermit crab']