Undivided share refers to the equal distribution of ownership among several people. Synonyms include joint ownership, communal ownership, shared ownership, and co-ownership. Joint ownership refers to two or more people owning something together, whereas communal ownership refers to a group of people collectively owning something. Shared ownership is similar to joint ownership but can include more than two people. Co-ownership refers to people sharing the responsibility and benefits of owning something. These synonyms are commonly used in real estate transactions, where multiple people may own a piece of property together. They signify a mutual agreement and understanding of the shared responsibility of ownership.