Byzantine (adjective)

1. Relating to the Byzantine Empire or its people, culture, or heritage.
2. Complex and intricate, involving many interrelated parts or details.
3. Characterized by elaborate schemes, devious methods, or intricate planning.

Origin:

From byzantine empire, the former eastern roman empire (ad 330–1453), centered in constantinople, so named because the capital was named after the roman emperor constantine the great.

Examples:

1. The byzantine empire was known for its sophisticated art and architecture.
2. The tax system was so byzantine that even the experts had trouble understanding it.
3. The byzantine political maneuvering left many confused and frustrated.
4. The byzantine palace was filled with hidden passages and secret rooms.
5. The byzantine plot involved many different players and intricate timing.