Coffer (noun)

1. A large, decorative chest or box, often used for storing valuables.
2. A strongbox or chest for keeping money or valuables.
3. A sunken panel in a ceiling or roof, often used for decoration.

Origin:

The word coffer comes from the old french word cofre, which means a chest or box. it was first used in the english language in the 14th century.

Examples:

1. The king's treasure was kept in a massive coffer.
2. The antique coffer was passed down through generations of the family.
3. The coffer was filled with gold coins.
4. The ceiling of the room had a series of ornate coffer.
5. The room had a large coffer for storing blankets.