Sumptuous (adjective)

1. Lavish, luxurious and expensive in appearance or manner.
2. Extremely rich and impressive.
3. Extravagant in the use of resources.

Origin:

From the latin word "sumptuosus" meaning lavish or expensive.

Examples:

1. The hotel was sumptuous, with a marble lobby and chandeliers.
2. She wore a sumptuous fur coat to the gala.
3. The wedding banquet was sumptuous, with multiple courses and fine wines.
4. They were entertained in sumptuous surroundings.
5. He lived a sumptuous lifestyle, spending money on expensive cars, clothes and jewelry.