A pub vessel is a type of container used to serve alcoholic beverages in a pub or bar. The term can refer to four different types of vessels: TANKARD (7 letters), ABLE (4 letters), STEIN (5 letters), and KEG (3 letters). A TANKARD is a large, cylindrical mug with a handle, usually made of metal or ceramic. An ABLE is a small, barrel-shaped container with a lid, often made of wood. A STEIN is a tall, cylindrical mug with a handle and a hinged lid, usually made of ceramic. Finally, a KEG is a large, cylindrical container with a tap, usually made of metal.