Where does “triborder” come from?

triborder (English) comes from English border, from Middle English bordure, from Old French bordeure, from Old French border, from Frankish bord, from Proto-Germanic burdą, from Proto-Indo-European bʰers- — top, tip, point.

triborder (English): Of or relating to three geographical borders

Definitions

  1. Of or relating to three geographical borders

Ancestry of “triborder”, step by step

triborder traces back through two separate lines of ancestry.

via English border

StepLanguageWordMeaning
1EnglishborderThe outer edge of something; A decorative strip...
2Middle EnglishbordureAn edge, boundary, demarcation; A heraldic...
3Old Frenchbordeure
4Old Frenchborderto border
5Frankishbordplank, board; side of a ship or vessel; board,...
6Proto-Germanicburdąboard, plank; table
7Proto-Indo-Europeanbʰers-top, tip, point

via English tri

StepLanguageWordMeaning
1Englishtritriathlon; triangle
2Proto-Indo-Europeantréyesthree
Every word from Proto-Indo-European bʰers-Every word from Proto-Germanic burdąEvery word from Frankish bord