mischief
//ˈmɪs.tʃɪf//
Noun
mischiefSingular
mischiefsPlural
1
Playful behavior or activity that causes trouble or annoyance but is not intended to cause serious harm.
The children were full of mischief during the summer vacation.
2
Harm or damage caused by a person or thing.
The storm caused a lot of mischief to the crops.
3
A playful desire to cause trouble or tease.
There was a hint of mischief in her smile.