betted
/ˈbetɪd/risk something, usually a sum of money, against someone else's on the basis of the outcome of a future event, such as the result of a race or game.
verb [vt. 及物动词] 打赌(bet 的过去式和过去分词)
John: We betted who could lean further out of the window, and he won. 约翰:我们打赌看谁探出窗口探的远,结果他赢了。