monkey business Synonyms

malicious tactics treachery tomfoolery slyness skylarking silliness rowdyism roguery rascality prank nonsense naughtiness trickery misbehaviour mischievousness shady business antics shenanigans funny business clowning sleight of hand dirty tricks high jinks skulduggery jiggery-pokery roguishness misconduct mischief deviltry devilry deception deceitfulness deceit clownishness clownery chicanery cheating cavorting buffoonery dishonesty duplicity foolery misbehavior legerdemain knavery jugglery horseplay guile gambolling gamboling