(adv.) Without repentance.

abominably agonizingly awfully baldly balefully bitterly blatantly brashly confoundedly cruelly damnably deadly deathly deucedly distressingly dolorously dreadfully egregiously excessively excruciatingly exorbitantly extravagantly flagrantly frightfully grievously hellishly horribly impenitently improperly inexcusably infernally inordinately intolerably lamentably miserably nakedly openly painfully piteously remorselessly sadly shamelessly shatteringly shockingly something awful something fierce sorely sorrowlessly staggeringly terribly torturously unbearably unconscionably unduly unpardonably unregretfully unremorsefully unruefully without any qualms without compunction without looking back without regret without remorse woefully