/ˈʌndər fɔls prɪˈtɛnsɪz/ – Phrase
Definition: Dưới vỏ bọc giả dối.
A more thorough explanation: if someone does something under false pretences, they lie about who they are, what they are doing, or what they intend to do, in order to get something
Example: They’re taking money under false pretences by pretending that these people have got what it takes to be models.