1. 恶作剧：行为规范障碍症(Conduct disorder)的特质,是案童具有严重而且持续存在的反社会行为(antisocial behaviour),这些行为确实比起寻常的恶作剧(mischievousness)或是叛逆(rebellion)要来得严重多了.

noun

1. reckless or malicious behavior that causes discomfort or annoyance in others

Synonym: mischiefmischief-makingdeviltrydevilrydevilmentrascalityrogueryroguishnessshenanigan

2. the trait of behaving like an imp

Synonym: impishnesspuckishnesswhimsicality

3. an attribute of mischievous children

Synonym: naughtinessbadness