A six-sided figure is a geometric shape that has six sides. There are many different synonyms for this type of shape, each with their own unique properties and characteristics. Some common examples include a hexagon, which is a six-sided polygon with straight sides, and a parallelogram, which is a flat shape with two pairs of parallel sides. Other possible synonyms include a trapezoid, which has one pair of parallel sides and two non-parallel sides, and a rhombus, which has four equal sides and opposite angles that are equal. No matter which synonym is used, a six-sided figure is a fascinating and complex shape that can be found in nature and art alike.