Wrought iron is a type of iron that has been worked into different shapes while hot. It has a distinct grain pattern, making it a popular choice for decorative items such as gates, railings, and furniture. Synonyms for wrought iron include forged iron, hammered iron, and ornamental iron. These terms all describe the same type of iron that has been shaped by hand or machine for decorative and practical purposes. Other related terms include cast iron, which is a type of iron that has been molded into shapes, and steel, which is a stronger and more durable metal that can be used as a substitute for wrought iron.