一切經音義 18.137

18.137

遞相（上提禮反考聲遞代也爾雅遞迭也說文遞㪅易也或作递俗字也）。

Mutually in succession (遞相: the first character has the fanqie t[í] + [l]ǐ; the Kaosheng says: "Di (遞) means to replace." The Erya says: "Di means alternating." The Shuowen says: "Di means alternating and changing"; it is also written as 递, which is a popular character).