rascally
adj 1: playful in an appealingly bold way; "a roguish grin" [syn: {devilish},
{roguish}]
2: lacking principles or scruples; "the rascally rabble"; "the
tyranny of a scoundrelly aristocracy" W.M. Thackaray;
"the captain was set adrift by his roguish crew" [syn: {roguish},
{scoundrelly}, {blackguardly}]