The term 'Tanker Ship' refers to a large vessel used to transport oil and other liquids. The term can also be shortened to 'oiler, ' which is a five-letter word. Tanker ships are typically very large, and they are designed to carry large amounts of liquid cargo. They are often used to transport oil from one port to another, and they are also used to transport other liquids such as chemicals and liquefied natural gas. Tanker ships are an important part of the global economy, as they are responsible for transporting essential resources around the world.