extravagance
🇺🇸
/ɪkˈstrævəɡəns/
🇬🇧
/ɪkˈstrævəɡəns/
spending too much money or more than needed
His extravagance with money left him in debt.
something expensive that you buy even if you don't need it
Buying that luxury car was an extravagance he couldn't really afford.
something very showy or extreme that gets attention
The extravagance of the palace decorations amazed all the visitors.