Flat : having a level surface; without raised areas or indentations.Fat : a natural oily substance occurring in animal bodies, especially when deposited as a layer under the skin or around certain organs.Foolish : lacking good sense or judgement; unwise.Weak : lacking the power to perform physically demanding tasks; having little physical strength or energy.Rotund : (of a person) large and plump; fat.Synonym of Rotund is Fat