The term PLACE FOR A BUBBLE BATH can be solved by the three letter word TUB. A TUB is a large container used for bathing, usually made of metal, plastic, or porcelain. It is typically filled with hot water and used for soaking or washing. Bubble baths are a type of bath in which a person adds bubble bath solution to the water in order to create bubbles. Taking a bubble bath is a popular way to relax and unwind.