Take down a peg is a phrase that means to criticize or humble someone who is too proud or arrogant. There are several synonyms for this expression, such as put someone in their place, bring someone down a notch, humble someone, bring someone to earth, and deflate someone's ego. These phrases essentially have the same meaning, and they all refer to the act of correcting someone's behavior or attitude when they are acting superior or arrogant. Using these synonyms can help you sound more expressive and avoid repetition in your writing or conversation. Whatever phrase you choose, it's essential to be respectful and mindful of other people's feelings.