1. (a.) Extremely heinous; full of enormous wickedness\; as, atrocious quilt or deeds.

2. (a.) Characterized by, or expressing, great atrocity.

3. (a.) Very grievous or violent; terrible; as, atrocious distempers.

Draconian Tartarean aberrant abject abnormal abominable abusive acute afflictive agonizing animal anthropophagous appalling arrant atrocious awful backhand backhanded bad baneful barbaric barbarous base beastly beggarly beneath contempt bestial biting black blamable blameworthy bloodthirsty bloody bloody-minded brutal brutalized brute brutish calumnious cannibalistic cheesy contemptible contumelious cramping criminal cruel cruel-hearted crummy crying damnable dark debased degraded degrading delinquent demoniac demoniacal deplorable depraved desperate despicable detestable deviant devilish diabolic dire dirty disgraceful disgusting displeasing distasteful distressing dreadful egregious enormous evil excruciating execrable fell feral ferine ferocious fetid fiendish fiendlike fierce filthy flagitious flagrant foul frightful fulsome ghastly glaring gnawing grave grievous grim griping grisly gross gruesome hard hardly the thing harrowing harsh hateful heinous hellish hideous horrendous horrible horrid horrific horrifying humiliating hurtful hurting icky ignominious illegal improper inappropriate incorrect indecorous infamous infernal inhuman inhumane iniquitous insolent insulting kill-crazy knavish lamentable left-handed little loathsome lousy low low-down lumpen malign malignant mangy mean measly merciless miserable monstrous murderous nasty naughty nefarious noisome noncivilized not done not the thing notorious obnoxious obscene odious off-base off-color offensive out-of-line outrageous painful paltry paroxysmal peccant petty piercing pitiable pitiful pitiless poignant poky poor pungent racking rank regrettable reprehensible reprobate rotten ruthless sacrilegious sad sadistic sanguinary sanguineous satanic savage scabby scandalous schlock scrubby scruffy scummy scurrile scurrilous scurvy severe shabby shameful shameless sharkish sharp shocking shoddy shooting sickening sinful slavering small sordid spasmatic spasmic spasmodic squalid stabbing stinging subhuman tameless terrible too bad tormenting torturous tragic truculent unchristian uncivilized unclean undue unfit unfitting unforgivable ungentle unhuman unlawful unmentionable unpardonable unrighteous unseemly unspeakable unsuitable untamed unworthy vicious vile villainous wicked wild