bibulous, binge, boisterous, brash, capricious, debauch, debauchery, defiant, effrontery, extravagant, flout, foolhardy, gratuitous, hedonist, impetuous, imprudent, impudent, impulsive, incorrigible, indulge, indulgence, intemperate, libertine, licentious, madcap, obstreperous, rash, reckless, refractory, spree, sybarite, temerity, unbridled, wanton, wayward