sumptuously is a form of:

Sumptuous



adjective
1.
(Splendid and costly looking) នៃអធ្យុត្ដម
Example: Cinderella went from the kitchen to a sumptuous banquet.
ENGLISH MEANING
adjective
1.
Involving large outlay or expense; costly; expensive; hence, luxurious; splendid; magnificient; as, a sumptuous house or table; sumptuous apparel.