callously Definition

unfeelingly, cruelly, viciously, brutally, nakedly, severely, desperately, abruptly, suddenly, sharply, sorely, heartlessly, thoughtlessly, ruthlessly, wantonly, cavalierly, coldly, mercilessly, contemptuously, carelessly, insensitively, cynically, brazenly, arrogantly, senselessly, savagely, shamefully, foolishly, selfishly, meanly, barbarically, irresponsibly, vindictively, rudely, hatefully, heedlessly, barbarously, shamelessly, unwisely, despicably, blatantly, ignorantly, inhumanely, indifferently, pitilessly, disrespectfully, maliciously, hurtfully, condescendingly, flagrantly, blithely, deliberately, unmercifully, unthinkingly, purposefully, ungratefully, unjustly, flippantly, immorally, evilly, stupidly, casually, scornfully, unpatriotically, rashly, disgracefully, hypocritically, impolitely, compassionately, summarily, systematically, shabbily, vengefully, ungraciously, unsympathetically, clumsily, apathetically, deceitfully, ineptly, vilely, ignobly, contemptibly, unceremoniously, glibly, grievously, discourteously, tragically, defenselessly, mindlessly, inexpertly, cravenly, ashamedly, helplessly, gratuitously, mortally, reprehensibly, gleefully, calculatingly, humanely, disreputably,