Where does “段間” come from?

段間 (Japanese) comes from Japanese 間, from Middle Chinese 間.

段間 (Japanese): gutter

Definitions

  1. gutter

Ancestry of “段間”, step by step

段間 traces back through two separate lines of ancestry.

via Japanese 間

StepLanguageWordMeaning
1Japanese間interval; "suffixes some expressions of time to...
2Middle Chinese間—

via Japanese 段

StepLanguageWordMeaning
1Japanese段steps (up and down); stairs
2Chinese段—
Every word from Middle Chinese 間 →Every word from Japanese 間 →