The word "quadra tical" refers to anything that has four sides or is rectangular in shape. Some synonyms for quadra tical include rectangular, square, oblong, and quadrilateral. Other words that can be used to describe a quadra tical object include boxy, geometric, blocky, and brick-like. These words can be useful when discussing anything from architecture to furniture design. For example, a building with a quadra tical design might be described as having a boxy appearance, and a piece of furniture with a rectangular shape might be described as being geometric. Overall, there are many synonyms for quadra tical that can help to add variety and clarity to writing and conversation.