Where does “đường ranh” come from?

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

đường ranh (Vietnamese): a demarcation line; a lane

Definitions

  1. a demarcation line; a lane

Ancestry of “đường ranh”, step by step

đường ranh traces back through two separate lines of ancestry.

via Vietnamese Đường

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

via Vietnamese rành

StepLanguageWordMeaning
1Vietnameserànhto know clearly; to be acquainted (with)
Every word from Middle Chinese 唐 →Every word from Proto-Southwestern Tai daːŋᴬ² →Every word from Vietnamese Đường →