used in historical geographical names, most notably Yuexi Commandery

越雟是汉代在西南地区设立的一个郡。

noun · to rotate or revolve, describing the circling flight of birds

雟字在古代也有旋转和盘旋的意思。

punctuation · an ancient term for a type of bird such as a sparrow or swallow

古籍中提到的雟是指一种小型的雀鸟。