extravagant
Definitions
Lacking restraint in spending money or using resources.
Exceeding what is reasonable or appropriate; excessive.
Lacking moderation in ambition, desire, or action.
Examples
The couple threw an extravagant wedding party that lasted for three days.
It was an extravagant waste of money to buy a car that he never even drives.
She has an extravagant taste for designer clothing and expensive jewelry.
Synonyms
lavish opulent excessive profligate sumptuous wasteful immoderate
Antonyms
frugal thrifty economical sparing moderate austere parsimonious