Explanation:

- Cheating: This involves deceiving someone to believe something that is not true, usually resulting in a loss to the victim and gain for the deceiver. It does not typically involve threats.

- Robbery: This is the act of taking something from someone with force or the threat of force. It often involves violence or the immediate threat of physical harm.

- Mischief: Mischief refers to causing damage to property or interrupting another person's enjoyment of their property with malicious intent.

- Extortion: Extortion involves obtaining something, such as money, through coercion or threats, including putting someone in fear of harm.