devilish Synonyms

diabolical wicked hellish malicious infernal diabolic satanic atrocious ghoulish fiendish satanical evil mephistophelian roguish devilishly demonic nefarious ogreish demoniac mischievous rascally reprobate sinful plutonian scampish satanism prankish puckish cacodemonic sabbatic sinister slavering fiendishly chthonian mephistophelean cannibalistic goddam impish all-firedly sulphurous waggish villainous vile unhallowed tricky tricksy trickish vicious tartarean diabolically