Synonyms of rascality

1 Syllable
harm, gag, fault, ill, wrong, prank, hurt
2 Syllables
evil, mischief, wrongdoing, pranksters, misdoing, prankster, slyness
3 Syllables
friskiness, devilment, devilry, playfulness, outrage, diablerie, transgression, villainy, prankishness, vandalism, shadiness, impishness, naughtiness, roguery, roguishness, waggery, waggishness, waywardness, shiftiness, sneakiness, deviltry, injury, misconduct, trickiness
4 Syllables
tomfoolery, catastrophe, misfortune, sabotage, shenanigans, dishonesty, misbehavior, indirections, mischievousness, atrocity, indirection, sportiveness, insidiousness
5 Syllables
underhandedness, frolicsomeness