Where does “đường hầm” come from?

đường hầm (Vietnamese) comes from Vietnamese Đường, from Proto-Southwestern Tai daːŋᴬ², from Middle Chinese 唐.

đường hầm (Vietnamese): tunnel

Definitions

  1. tunnel

Ancestry of “đường hầm”, step by step

đường hầm traces back through two separate lines of ancestry.

via Vietnamese Đường

StepLanguageWordMeaning
1VietnameseĐườngrelated to Tang
2Proto-Southwestern Taidaːŋᴬ²road; way
3Middle Chinese唐—

via Vietnamese hàm

StepLanguageWordMeaning
1Vietnamesehàmjaw; Clipping of hàm số
2Middle Chinese銜—
Every word from Middle Chinese 唐 →Every word from Proto-Southwestern Tai daːŋᴬ² →Every word from Vietnamese Đường →