A stockpot is an 8-letter solution to the term soup container. It is a large, deep pot with a lid that is used for making soups and stews. A TUREEN is a 6-letter solution to the term soup container. It is a large bowl with a lid and handles that is used for serving soups and other hot dishes. A CAN is a 3-letter solution to the term soup container. It is a cylindrical metal container with a lid that is used for storing and transporting food items such as soup. A thermos is a 7-letter solution to the term soup container. It is a vacuum flask with an insulated container inside that is used for keeping liquids hot or cold. A tincan is a 6-letter solution to the term soup container. It is a cylindrical metal container with a lid that is used for storing and transporting food items such as soup.