Columnated means having columns, or arranged in columns. Some synonyms for columnated include columnar, columniform, columned, and pillar-shaped. These terms describe objects or structures with a distinct column-like shape or appearance. Other synonyms for columnated include tiered, stacked, and arranged in a vertical formation. These terms can be used to describe a variety of structures, such as buildings, furniture, or sculpture. Whether describing the physical appearance of an object or the organization of information in a written document, the use of synonyms can help to add variety and interest to one's writing.