From the "Guangyun" and "Jiyun," the pronunciation is noted as *tā gàn qiè*, sounding similar to *xiān*. The "Tangyun" explains it as the delicious taste of food. The "Boyao" records that *tián* means beautiful. Furthermore, the "Jiyun" notes the pronunciation as *tú gàn qiè*, sounding similar to *tán*. Another explanation is *tián*, referring to a plump and delicious appearance. It is also pronounced *tú nán qiè*, sounding similar to *tán*, referring to a mellow and rich taste. Originally written as *xiān*. The character *tán* was originally composed of "blood" and "mortar."