1.
choronym (a family's region of origin, used as an indicator of superior social status in a surname-choronym combination) (For example, the Tang writer Han Yu hányù韓愈hányù韩愈 is also known as hánchānglí韓昌黎hánchānglí韩昌黎, where hán韓hán韩 is his surname and chānglí昌黎 is his clan's ancestral prefecture jùn郡.)