Synonyms of naughtiness

1 Syllable
fault
2 Syllables
mischief, misdeed, wrongdoing, pranksters, misdoing, prankster
3 Syllables
devilment, devilry, transgression, prankishness, rudeness, horseplay, impishness, roguery, roguishness, waggery, waywardness, deviltry, misconduct
4 Syllables
shenanigans, misdemeanor, misbehavior, malversation, misbehaviors, mischievousness, rascality, impropriety
5 Syllables
incivility, indiscipline, immorality
6 Syllables
insubordination