noun
opulence
AH-pyuh-lens/ˈɑːpjələns/
Great wealth displayed in luxurious surroundings or possessions.
The jewelry, gold tray, and fine crystal display striking opulence.

Etymology
Latin opulentia meant riches or wealth. The English word can describe not just great wealth itself but the luxury and lavish abundance that express it.
In context
The Greenbrier resort has a history dating back to its founding in 1778. It's known for its opulence and its appeal to the American elite.
More examples
- Her diamond necklace adds a touch of opulence to the outfit.
- The palace's opulence contrasts sharply with the modest homes nearby.
- They prefer simple comfort to the opulence of a luxury resort.
Forms
opulent adjective — Displaying great wealth through luxury and splendor.