Where does “熟字訓” come from?

熟字訓 (Japanese) comes from Japanese 訓, from Middle Chinese 訓.

熟字訓 (Japanese): a kanji compound whose characters are used for...

Definitions

  1. a kanji compound whose characters are used for...

Ancestry of “熟字訓”, step by step

熟字訓 traces back through two separate lines of ancestry.

via Japanese

StepLanguageWordMeaning
1Japanesekun'yomi
2Middle Chinese

via Japanese 熟字

StepLanguageWordMeaning
1Japanese熟字Chinese character compound

Words derived from “熟字訓

Every word from Middle Chinese Every word from Japanese