The term GOLDFISH, E.G. can be broken down into three crossword solutions: PET (3 letters), CARP (4 letters), and PETS (4 letters). Goldfish are a type of freshwater fish that belong to the CARP family. They are one of the most popular PET fish in the world and are often kept in aquariums. The scientific name for goldfish is Carassius auratus, which is why the solution CARP is used in this crossword. Goldfish are also known as 'pets' and so the solution PETS is used in this crossword.