Where does “đường thuỷ” come from?

đường thuỷ (Vietnamese) comes from Vietnamese thuỷ, from Middle Chinese 水, from Proto-Sino-Tibetan lwi(j) — flow; stream.

đường thuỷ (Vietnamese): waterway; (by) water

Definitions

  1. waterway; (by) water

Ancestry of “đường thuỷ”, step by step

đường thuỷ traces back through two separate lines of ancestry.

via Vietnamese thuỷ

StepLanguageWordMeaning
1Vietnamesethuỷwater; Water, one of the Wu Xing
2Middle Chinese水—
3Proto-Sino-Tibetanlwi(j)flow; stream

via Vietnamese Đường

StepLanguageWordMeaning
1VietnameseĐườngrelated to Tang
2Proto-Southwestern Taidaːŋᴬ²road; way
3Middle Chinese唐—
Every word from Proto-Sino-Tibetan lwi(j) →Every word from Middle Chinese 水 →Every word from Vietnamese thuỷ →