Adjective:
1: peccant, iniquitous, wicked, heavy, sinful, vicious, peccable, unredeemable, unreformable, ungodly, evil, irredeemable, irreclaimable, nefarious, villainous morally bad in principle or practice
2: wicked, unholy, sinful, unrighteous having committed unrighteous acts; "a sinful person"
3: intense, terrible, severe, wicked intensely or extremely bad or unpleasant in degree or quality; "severe pain"; "a severe case of flu"; "a terrible cough"; "under wicked fire from the enemy's guns"; "a wicked cough"
4: wicked, playful, implike, impish, prankish, mischievous, pixilated, puckish naughtily or annoyingly playful; "teasing and worrying with impish laughter"; "a wicked prank"
5: repellant, skanky, yucky, loathsome, revolting, disgustful, offensive, disgusting, distasteful, wicked, repellent, loathly, foul, repelling highly offensive; arousing aversion or disgust; "a disgusting smell"; "distasteful language"; "a loathsome disease"; "the idea of eating meat is repellent to me"; "revolting food"; "a wicked stench"