Ducal (adjective)

Relating to a duke or a ducal position or authority.

Origin:

From the noun duke and -al, meaning relating to a duke or a ducal position or authority.

Examples:

1. The ducal palace was a grand and imposing building.
2. The ducal title was passed down through the generations.
3. The ducal family had a long history of wealth and power.
4. The ducal coronet was made of gold and encrusted with precious stones.
5. The ducal coat of arms was prominently displayed on the palace gates.