/ʌnˈsaʊnd/ – adjective
Definition: 1. không có căn cứ;
2. không tốt, có khuyết tật, hư hỏng;
3. không bình thường, mắc bệnh tâm thần, loạn trí;
4. mất khả năng thanh toán, không có khả năng chi trả.
A more thorough explanation: In a legal context, the term “unsound” typically refers to a mental or physical condition that impairs a person’s ability to make decisions or understand the consequences of their actions. It may also refer to a defective or unreliable condition of an object or property.
Example: The court found the defendant’s argument to be unsound due to lack of credible evidence.