devilish
adjective
- 1
showing the cunning or ingenuity or wickedness typical of a devil
devilish schemes
the cold calculation and diabolic art of some statesmen
- 2
playful in an appealingly bold way
a roguish grin
adverb
- 1
in a playfully devilish manner
the socialists are further handicapped if they believe that capitalists are not only wicked but also devilishly clever
Also useful for “devilish”:Scrabble— High-value letters — see what it scores