IPA: /ˌræskəˈlæɪəti/
KK: /ræskælɪti/
A mischievous or playful behavior, often associated with trickery or mischief.
The child's rascality often got him into trouble at school.
Rascality → It is formed from "rascal" (from Middle English *rascal*, meaning a low or dishonest person) and the suffix "-ity" (meaning the state or quality of). The word "rascality" refers to the state or quality of being a rascal, often implying mischievousness or dishonesty.
Think of a 'rascal' as someone who is mischievous or dishonest, and remember that 'rascality' describes the quality of being that way.