Synonyms for the word "branchiopodous" include "gill-footed," "branchiate," and "branchiferous." These words describe a type of animal that has gill-like structures on its appendages, which are typically used for respiration. Other synonymic terms for "branchiopodous" include "crustacean," "shrimp-like," and "water flea." These animals are typically found in aquatic environments, such as ponds, lakes, and streams. They are often used as a food source for fish and other aquatic animals, and are also studied by scientists as an important indicator of water quality. Regardless of the term used, branchiopods are fascinating creatures that play an important role in the aquatic ecosystem.