/ˌkɒntɛsˈteɪʃən/ – noun
Definition: 1. vấn đề tranh cãi, đối tượng tranh cãi;
2. phản bác (yêu cầu).
A more throughout explanation: Contestation refers to the act of challenging or disputing something, such as a claim, decision, or legal proceeding, often in a formal or legal context. It involves presenting arguments or evidence to oppose or contest a particular issue or decision.
Example: The contestation of the will by the heirs led to a lengthy legal battle over the distribution of the estate.