Where does “mu do dheidhinn” come from?

mu do dheidhinn (Scottish Gaelic) comes from Scottish Gaelic do, from Middle Irish ro-, from Old Irish ro-, from Proto-Celtic ɸro-, from Proto-Indo-European per-, from Proto-Indo-European pr̥tós — passed , crossed.

mu do dheidhinn (Scottish Gaelic): about you

Definitions

  1. about you

Ancestry of “mu do dheidhinn”, step by step

mu do dheidhinn traces back through two separate lines of ancestry.

via Scottish Gaelic do

StepLanguageWordMeaning
1Scottish Gaelicdoyour; to; for
2Middle Irishro-
3Old Irishro-indicates a perfective aspect; indicates...
4Proto-Celticɸro-before, in front of; in addition; to completion
5Proto-Indo-Europeanper-before, in front; first; to go through
6Proto-Indo-Europeanpr̥tóspassed , crossed

via Scottish Gaelic mu dheidhinn

StepLanguageWordMeaning
1Scottish Gaelicmu dheidhinnabout, concerning; about him
Every word from Proto-Indo-European pr̥tósEvery word from Proto-Indo-European per-Every word from Old Irish ro-