1. keep out of mischief : 不胡闹；
2. play the mischief with : 搞乱；
名词
1. 恶作剧;淘气;使坏的念头
Mischief is playing harmless tricks on people or doing things you are not supposed to do. It can also refer to the desire to do this.
2. 惹麻烦之事;引起问题的行为；损害;麻烦
Mischief is behaviour that is intended to cause trouble for people. It can also refer to the trouble that is caused.
1. reckless or malicious behavior that causes discomfort or annoyance in others
Synonym: mischief-makingmischievousnessdeviltrydevilrydevilmentrascalityrogueryroguishnessshenanigan
2. the quality or nature of being harmful or evil
Synonym: maleficencebalefulness