The Pacific Northwest is a region of the United States that includes Washington, Oregon, and parts of Idaho and Montana. This area is known for its stunning natural beauty, diverse wildlife, and unique culture. Synonyms for the Pacific Northwest include the PNW, Cascadia, the Pacific States, the Pacific Northwest Territories, the Pacific Rim, and the Upper Left Coast. Each of these synonyms emphasizes different aspects of the region, from its geographic location to its cultural and environmental attributes. Whether you are a local or a visitor, these synonyms provide a deeper understanding of one of the most beautiful and fascinating regions in the world.