fiendishly Definition

devilishly, diabolically, wildly, brutally, terribly, appallingly, savagely, ruthlessly, abominably, severely, wickedly, deliciously, hellishly, insanely, fearsomely, ingeniously, dazzlingly, formidably, absurdly, cunningly, delightfully, frighteningly, damnably, terrifically, frightfully, terrifyingly, satisfyingly, monstrously, heinously, wonderfully, marvelously, hilariously, murderously, fabulously, ludicrously, ridiculously, awesomely, horrifyingly, hideously, impossibly, wondrously, fantastically, crazily, pitilessly, staggeringly, deliriously, villainously, comically, wittily, maniacally, skilfully, infernally, blackly, sickeningly, gloriously, nightmarishly, dementedly, scarily, supremely, unfathomably, sublimely, morbidly, absorbingly, gaspingly, breathtakingly, annoyingly, thrillingly, calculatingly, enjoyably, charmingly, insipidly, gruesomely, gratifyingly, lusciously, devastatingly, deviously, intimidatingly, joylessly, unspeakably, stupendously, repulsively, fascinatingly, weirdly, pedantically, exasperatingly, vexingly, ripely, amazingly, tortuously, pleasingly, masochistically, maddeningly, unforgivably, winningly, gratingly, jaggedly, narratively, suitably, lovably, engagingly,