misbehaviour
noun
[ ˌmɪsbɪˈheɪvjə ]
• the action of misbehaving; bad behaviour.
• "he had denied all sexual misbehaviour"
Similar:
bad behaviour,
misconduct,
disorderly conduct,
badness,
naughtiness,
disobedience,
mischief,
mischievousness,
delinquency,
misdeed,
misdemeanour,
bad/poor manners,
rudeness,
fooling around,
carryings-on,
acting-up,
shenanigans,