An arbour, also known as a pergola, trellis, or gazebo, is a structure that adds aesthetic value to any outdoor space. Whether you're looking to add shade to your garden or want a designated area for relaxation, an arbour is the perfect addition. If you're looking for synonyms for 'arbour', 'pergola' refers to a structure with a slatted or lattice roof, typically used to support climbing plants. A 'trellis' is a framework for supporting climbing plants or used as a partition. A 'gazebo' typically has a solid roof and is used as outdoor seating. Regardless of the synonym chosen, adding an arbour to your outdoor space is sure to enhance its beauty and functionality.