Bohemian, affable, afoot and lighthearted, airy, at large, at liberty, beat, blase, boon, breakaway, breezy, buoyant, carefree, careless, casual, clear, convivial, cordial, corky, cursory, debonair, degage, detached, devil-may-care, disengaged, disregardant, disregardful, easy, easygoing, emancipated, familiar, far out, festive, flippant, folksy, footloose, footloose and fancy-free, forgetful, free, free as air, freeborn, freed, fringy, gay, go-as-you-please, gracious, hail-fellow-well-met, haymish, hearty, heedless, heretical, heterodox, hippie, homely, homey, in the clear, inconsiderate, indifferent, informal, insouciant, irregular, jaunty, jolly, jovial, kinky, lackadaisical, lazy, liberated, light, lighthearted, lightsome, loose, maverick, natural, nonchalant, not cricket, not done, not kosher, oblivious, offbeat, offhand, offhanded, on the loose, original, perfunctory, perky, plain, reckless, regardless, relaxed, released, resilient, respectless, scot-free, simple, sociable, tactless, thoughtless, unaffected, unassuming, unattached, unceremonious, uncommitted, unconcerned, unconstrained, unconventional, undiplomatic, unengaged, unfashionable, unheedful, unheeding, uninvolved, unmindful, unofficial, unorthodox, unprepared, unready, unsolicitous, unstudied, untactful, unthinking, way out