The crossword solution for the term 'impertinent sorts' is SNIPS, which is a five-letter word. SNIPS are small, sharp scissors used for cutting thin materials such as paper, cloth, and sheet metal. They are usually made of stainless steel and have short, pointed blades. SNIPS are often used in crafts and sewing projects, as well as in industrial applications. The term 'impertinent sorts' can be used to describe people who are rude or disrespectful.