Where does “sudachi” come from?

sudachi (English) comes from Japanese 酢橘, from Japanese 橘, from Middle Chinese 橘.

sudachi (English): A small, sour, green citrus fruit, Citrus...

Definitions

  1. A small, sour, green citrus fruit, Citrus...

Ancestry of “sudachi”, step by step

sudachi traces back through two separate lines of ancestry.

via Japanese 酢橘

StepLanguageWordMeaning
1Japanese酢橘Citrus sudachi, a citrus fruit native to western...
2Japanese橘Citrus tachibana, a species of wild, green,...
3Middle Chinese橘—

via Yonaguni すだ

StepLanguageWordMeaning
1Yonaguniすだolder brother
2Proto-Ryukyuan*sozaolder brother
3Proto-Japonic*sosa—
Every word from Middle Chinese 橘 →Every word from Japanese 橘 →Every word from Japanese 酢橘 →
sudachi — Etymology, Origin & Word History | Etymology Explorer