Where does “内助” come from?

内助 (Japanese) comes from Japanese 内, from Middle Chinese 內.

内助 (Japanese): a housewife's help

Definitions

  1. a housewife's help

Ancestry of “内助”, step by step

内助 traces back through two separate lines of ancestry.

via Japanese 内

StepLanguageWordMeaning
1Japanese内inside, within; between, among; while, during,...
2Middle Chinese內—

via Japanese 助

StepLanguageWordMeaning
1Japanese助assistance; help; assistant
2Middle Chinese助—
Every word from Middle Chinese 內 →Every word from Japanese 内 →