Where does “bonn” come from?

bonn (Scottish Gaelic) comes from Old Irish bonn, from Latin pondō, from Latin pondus, from Proto-Italic pondos, from Proto-Indo-European (s)pénd-os, from Proto-Indo-European (s)pend- — to stretch.

bonn (Scottish Gaelic): base, bottom, foot; sole; article, clause

Definitions

  1. base, bottom, foot; sole; article, clause

Ancestry of “bonn”, step by step

bonn traces back through two separate lines of ancestry.

via Old Irish bonn

StepLanguageWordMeaning
1Old Irishbonnsole, foot; coin, piece of money
2Latinpondōby weight, in weight
3Latinpondusweight; weight of a pound; heaviness, weight of a...
4Proto-Italicpondos
5Proto-Indo-European(s)pénd-os
6Proto-Indo-European(s)pend-to stretch

via Middle Irish bonn

StepLanguageWordMeaning
1Middle Irishbonnsole of foot; sole of the foot
2Celtic*bundos
3Proto-Indo-Europeanbʰudʰmḗnbottom
4Proto-Indo-Europeandʰewbʰ-deep
5Proto-Indo-Europeandʰewh₂-smoke; mist, haze
Every word from Proto-Indo-European (s)pend-Every word from Proto-Indo-European (s)pénd-osEvery word from Proto-Italic pondos