THESAURUS
wasteful
baneful, calamitous, cataclysmal, cataclysmic, catastrophic, consuming, consumptive, deadly, demolishing, demolitionary, depredatory, desolating, destroying, destructive, devastating, disastrous, dissipative, doomful, easy come, easy go, extravagant, fatal, fateful, fratricidal, incontinent, intemperate, internecine, lavish, nihilist, nihilistic, overgenerous, overlavish, overliberal, penny-wise and pound-foolish, pound-foolish, prodigal, profligate, profuse, ravaging, ruining, ruinous, self-destructive, spendthrift, subversionary, subversive, suicidal, vandalic, vandalish, vandalistic, wasting, withering
ROGET THESAURUS
wasteful
Waste
N
waste, consumption, expenditure, exhaustion, dispersion, ebb, leakage, loss, wear and tear, waste, prodigality, misuse, wasting, rubbish, mountain in labor, wasted, at a low ebb,
wasteful, penny wise and pound foolish, magno conatu magnas nugas, le jeu ne vaut pas la chandelle, idly busy rolls their world away.
Prodigality
N
prodigality, prodigence, unthriftiness, waste, profusion, profuseness, extravagance, squandering, malversation, prodigal, spendthrift, waste thrift, losel, squanderer, locust, high roller, prodigal, profuse, thriftless, unthrifty, improvident,
wasteful, losel, extravagant, lavish, dissipated, overliberal, full-handed, penny wise and pound foolish, with an unsparing hand, money burning a hole in one's pocket, amor nummi, facile largiri de alieno, wie gewonnen so zerronnen, les fous font les festins et les sages les mangent, spendthrift alike of money and of wit, squandering wealth was his peculiar art.