According to the Guangyun (Guangyun) and Jiyun (Jiyun), the pronunciation is luan (falling tone). It is the same as the character lan. The Shuowen Jiezi (Shuowen Jiezi) explains it as excessive or inappropriate. Another interpretation is that it means greedy. Sometimes it is also written in a variant form as lan. Furthermore, the Jiyun (Jiyun) records the pronunciation as lan (level tone), with a sound identical to lan. It is used as a name for women.