lavish; rich; splendid
She was born into a rich family, and never lost her taste for sumptuous living.
sumere (to spend, consume, take)
divide it like sumptu+ous;just focus on the SUMPT+U, SOUNDS LIKE SAMPAT (I) (IN HINDI. DHAN SAMPATI)SO SAMPATI MEANS MONEY, well if you have a lot of sumpati or money, you will spend it LAVISHLY, you will be able to buy all luxury. just focus on SUM (means whole amount)+ptuous. well you have decided to spend whole amount of yours (around a crore)on your wedding. so you are trying to be sumptuous.