Deedholder is a term commonly used in the field of real estate to describe the person holding the legal documents that prove ownership of a property. However, there are several synonyms for deedholder that can be used interchangeably. One such synonym is property owner, which is a broad term encompassing anyone who owns real estate. Another synonym is landowner, which specifically refers to someone who owns land. Titleholder is another term that can be used, as title refers to the legal ownership of a property. Finally, proprietor can also be a synonym for deedholder, as it refers to the owner of a business or property.