👉 The term "coastwise" is commonly used in geography to describe a geographical region that shares a border with another. It can refer to an area that extends from one side of a country or province to the other, and it often includes land borders like states, provinces, or territories. For example: - In Canada, the coastwise is known as the "east-west" border. - In the United States, the coastwise is referred to as the "north-south" border,