/ɪˈlɪsɪt rɪˈleɪʃənʃɪp/ – Phrase
Definition: quan hệ bất chính.
A more thorough explanation: An illicit relationship refers to a romantic or sexual relationship between individuals that is considered improper, unlawful, or forbidden by law or social norms.
Example: The court found evidence of an illicit relationship between the defendant and a witness, which raised concerns about potential bias in the testimony.