The term BAR DECORATION can be summarized by the crossword solution STEIN, which is a five-letter word. A STEIN is a type of beer mug or tankard that is commonly used as a decorative item in bars and pubs. It is usually made of ceramic or pewter and often has a lid and a handle. Steins are often decorated with traditional German designs, such as coats of arms, scenes from folklore, or religious symbols.