Definitions:

1. Describes something admired for its richness and beauty. NOUN
   • They were impressed by the sumptuosity fo the designer's fashion collection, each outfit more luxurious than the last.
2. Describes something that is lavishly luxurious, indicating wealth, splendor, or an extravagant display of richness. NOUN
   • The sumptuosity of the palace was evident in its gold-trimmed furniture and exquisite tapestries.
3. Refers to the state or quality of being extremely costly, rich, luxurious, or lavish. NOUN
   • The sumptuosity of the banquet hall, with its crystal chandeliers and silk drapes, was breathtaking.
4. Term used to highlight the richness and grandeur of a place, event, or object, suggesting it is of superior quality and highly expensive. NOUN
   • The wedding was celebrated with great sumptuosity, featuring elaborate decorations and a gournet feast.
5. The quality possessed by something that is excessively expensive. NOUN
   • The hotel was renowned for its sumptuosity, offering guests a taste of opulence with marble floors and plush accomodations.

Synonyms:

• extravagance
• lavishness
• luxury
• magnificence
• opulence
• splendor