A patchwork quilt can be defined as a warm and cozy blanket made by sewing together small pieces of fabric in various patterns and colors. One of the synonyms for patchwork quilt is "crazy quilt," which refers to a type of quilt that uses irregular shapes and sizes of fabric pieces to create a whimsical and unpredictable pattern. Another synonym for patchwork quilt is "scrappy quilt," which uses leftover scraps of fabric to make a unique and eco-friendly blanket. A third synonym for patchwork quilt is "pieced quilt," which refers to a quilt made by joining geometric shapes of fabric together to form a larger pattern.