De-mesne is a legal term that refers to a landholdings or estate that is in direct control of the owner, rather than being held as a feudal holding. Some synonyms for de-mesne include freehold, allodial land, estate in fee simple, and fee tail. These terms all reflect the idea of absolute ownership without any feudal obligations or restrictions. De-mesne and its synonyms are important legal concepts in property law, and understanding them is essential for anyone involved in buying, selling, or developing real estate. By using different synonyms for de-mesne, lawyers and real estate professionals can communicate more effectively and accurately about the complex legal issues involved in property transactions.