Prodigality

noun/prod-ig-AL-it-ee/

Meaning

Prodigality is spending or using things in a wildly wasteful way.

In context
The prodigality of the party, with food left everywhere, shocked the tidy caretaker.

Remember it

Think of the 'prodigal' son who wasted his fortune — prodigality is that wasteful spending.

Use it well

A formal word for reckless waste, the opposite of careful saving.