Synonyms: mephistophelean, mephistophelian, devilish, diabolic, diabolical
Definition: showing the cunning or ingenuity or wickedness typical of a devil
Usage: devilish schemes; the cold calculation and diabolic art of some statesmen; the diabolical expression on his face; a mephistophelian glint in his eye
Similar words: evil
Definition: morally bad or wrong
Usage: evil purposes; an evil influence; evil deeds
Synonyms: roguish, rascally, devilish
Definition: playful in an appealingly bold way
Usage: a roguish grin
Similar words: playful
Definition: full of fun and high spirits
Usage: playful children just let loose from school