さりげなく の訳語→ absently careless carelessly casual casually casualness covert covertly delicately discreet discreetly effortlessly everyday inconspicuous innocently matter-of-factly restrained simply unobtrusively unselfconsciously vague
事もなげに の訳語→ coolly easily ever-ready
無造作に の訳語→ heedlessly just loosely offhandedly unceremoniously