Yin and yang Da Cidian") enter "yangyin" *陽陰. While "yang" and "yin" can occur together in context, "yangyin" is not synonymous with "yinyang". The linguistic term "irreversible binomial" refers to a collocation of two words A-B that cannot be idiomatically reversed as B-A, for example, English "cat and mouse" (not *"mouse and cat") and "friend or foe" (not *"foe or friend"). Similarly, the usual pattern among Chinese binomial compounds is for positive A and negative B, where the A word is dominant or privileged over B, for example, "tiandi" 天地 "heaven and earth" and "nannü" 男女 "men and women". "Yinyang" meaning "dark and
Yang Yin Emperor Xiaozhuang. However, after Yuan Hao was subsequently defeated by Erzhu, permitting Emperor Xiaozhuang to return to Luoyang, Yang Yin believed that the empire was not yet at peace and decided to leave governmental service, taking up a hermit's existence with his friend Xing Shao at Mount Song. Thereafter, however, Yang Yin's cousin Yang Youqing, while advising Emperor Xiaowu, whom Gao Huan had made emperor, used strong language that offended Emperor Xiaowu and was put to death. Another member of Gao's staff, Guo Xiu, was jealous of Yang's abilities, and he therefore gave Yang false news that Gao was intending