Glyptodont is a prehistoric animal that belongs to the armadillo family. It has a hard, protective shell and is known for its large size. In terms of synonyms, some common alternatives to the word Glyptodont include Megalochelys, Doedicurus, Panochthus, and Pampatherium. These are all other species of prehistoric armored mammals that share some similarities with Glyptodont. Additionally, there are other words that can also be used to describe Glyptodont, such as armored or shelled mammal. Overall, the term Glyptodont may be specific, but there are many other words that can be used to describe this fascinating creature.