Single scull is a term used to describe a type of boat used in rowing where a single rower controls two oars. There are several synonyms for single scull, including single sculler, skiff, and singles. Skiff is a small, narrow boat that is often used for recreational purposes, while singles may refer to a race where only one person rows. Single sculler, on the other hand, specifically refers to the rower who operates the boat. These synonyms are useful since they allow people to describe the same concept using different words, which can make communication more precise and nuanced.