bitter enemies in the same boat, rivals finding themselves together by chance
呉【ご】
Wu (region in China, south of the lower Yangtze), Wu (kingdom in China during the Five Dynasties and Ten Kingdoms era; 902-937 CE), Southern Wu, Wu (kingdom in China during the Three Kingdoms era; 222-280 CE)), Eastern Wu, Sun Wu, Wu (kingdom in China during the Spring and Autumn era; 11th century-473 BCE)