mischief-making

noun
UK /ˈmɪs.tʃɪfˌmeɪ.kɪŋ/
US /ˈmɪs.tʃəfˌmeɪ.kɪŋ/

The act of doing playful things that cause small trouble.

The kids' mischief-making kept the babysitter busy all evening.


OTHER MEANINGS

2. The activity of stirring up minor trouble or discord among people.

His mischief-making at the office turned coworkers against each other.

3. Playful, harmless naughtiness, especially by children.

A bit of mischief-making at the sleepover left the living room in chaos.

4. Behavior intended to cause annoyance or petty disruption.

The mischief-making of a few students disrupted the whole class.