extravagant, high-rolling, prodigal, profligate, spendthrift, squandering, thriftless, wasteful

improvident, myopic, shortsightedbighearted, bountiful, charitable, freehanded, freehearted, generous, lavish, liberal, munificent, openhanded, openhearted, philanthropic(also philanthropical), unselfish, unsparing, unstintingcareless, heedless, imprudent, incautious, injudicious, unwiseindulgent, reckless, self-indulgent, splurging, wanton

conserving, economical, economizing, frugal, penny-pinching, scrimping, skimping, thrifty

cheap, close, closefisted, mean, miserly, niggardly, parsimonious, penurious, pinching, spare, sparing, stingy, stinting, tight, tightfistedcareful, judicious, prudent, sensible, wisefarsighted, forehanded, foreseeing, foresighted, forethoughtful, provident