courteously, in a well mannered way, politely, with courtesy, with politeness

rudely, disrespectfully, insensitively, courteously, unsympathetically, impolitely, boorishly, disreputably, deferentially, intemperately, hatefully, ignobly, disgracefully, lawlessly, abusively, churlishly, unprofessionally, insolently, immaturely, contemptibly, indifferently, shabbily, degradingly, contemptuously, ungratefully, despicably, hospitably, condescendingly, contumely, intolerantly, obsequiously, tolerantly, nastily, abominably, apathetically, vindictively, ungraciously, disdainfully, hurtfully, peremptorily, arrogantly, summarily, considerately, dishonourably, disloyally, unpatriotically, vilely, meanly, indiscreetly, solicitously, childishly, impersonally, infra dig, haughtily, submissively, harshly, barbarically, effeminately, snobbishly, invidiously, inequitably, reprehensibly, politely, rowdily, repugnantly, barbarously, forgivingly, officiously, neglectfully, insultingly, thoughtlessly, frostily, insincerely, benevolently, justly, righteously, grumpily, shamefully, unworthily, callously, male chauvinist, belligerently, prudishly, undiplomatically, patronisingly, dictatorially, unjustly, superciliously, punitively, heartlessly, snootily, ignorantly, truculently, respectfully, equivocally, undemocratically, petulantly, improvidently, resentfully, spitefully, cruelly, peradventure

showing bad manners