A paved highway is a major transportation route that's essential for a smooth flow of traffic. But did you know there are different synonyms for the phrase paved highway? One of them is expressway, which refers to a high-speed highway designed to handle a large volume of traffic. Motorway is another synonym, commonly used in British English, to describe a multi-lane, high-speed road network. A freeway is also a synonym for a paved highway that's often used interchangeably with the term expressway. Lastly, turnpike or toll road is a highway where drivers must pay a toll to use the road. Knowing these synonyms can help you to communicate more effectively, especially when travelling internationally.