Duplex (noun)

1. A building divided into two separate units, typically with separate entrances.
2. A type of apartment or house that has two levels.
3. A building with two separate living units, one on top of the other.

Origin:

Late 19th century: from latin duplex, duplic- "double", on the pattern of compound words such as multiplex.

Examples:

1. The duplex was spacious, with large windows and a beautiful view.
2. He was looking for a duplex to rent, so he could have a separate living space for his family.
3. The duplex was perfect for a family, with three bedrooms and two bathrooms.
4. The duplex was split into two separate apartments, each with its own entrance.
5. He was looking for a duplex that had a garden and a garage.