lavishness

the quality or fact of being free or wasteful in the expenditure of money the lottery winner's friends were struck by the lavishness of his new lifestyle Synonyms extravagancy, extravagance, prodigality, profusion, wastefulnessRelated Words conspicuous consumption, splurge; bountifulness, generosity, liberality; improvidence, squandering; indulgence, overindulgence, self-indulgence; excess, immoderacy, overkillNear Antonyms austerity, moderation, restraint, temperanceAntonyms economy, frugality, penny-pinching