British North refers to the region that includes the provinces of Newfoundland, Nova Scotia, Prince Edward Island, New Brunswick, and Quebec. When searching for antonyms for British North, one may consider words like "south," "west," "east," or "central." These words describe other regions of Canada that are not included in British North. For example, British Columbia and the Yukon Territory are located in Western Canada, while Ontario and Manitoba are considered part of Central Canada. Quebec can also be considered part of Eastern Canada, along with the Maritime provinces. Therefore, the antonyms for British North depend on the region one is comparing it to.