/ˌʌnɪmˈpiːtʃəbəl/ – adjective
Definition: 1. đáng tin cậy, không thể nghi ngờ được, không thể bắt bẻ được, không thể chê trách được;
2. không thể luận tội được.
A more throughout explanation: “Unimpeachable” in a legal context means not able to be challenged or doubted, especially in terms of credibility, integrity, or truthfulness. It refers to evidence, testimony, or a person’s character that is beyond reproach or criticism.
Example: The witness’s testimony was deemed unimpeachable due to the lack of any contradictory evidence.