Selkirkshire, as a geographical term, is rarely used nowadays, and there are synonyms that may be more familiar to some. Selkirkshire is a former county in the south of Scotland that now forms part of the Scottish Borders region. The town of Selkirk is its administrative center, and it is known for its picturesque countryside and historic landmarks such as Traquair House. Some synonyms for Selkirkshire include Ettrick Forest, Yarrow Valley, and Tweeddale. These are all areas within the Scottish Borders that have their unique landscapes and cultural heritage, making them popular with tourists and outdoor enthusiasts alike.