Where does “ro-bhruiche” come from?

ro-bhruiche (Scottish Gaelic) comes from Scottish Gaelic ro, from Old Irish ró, from Proto-Celtic ɸro, from Proto-Indo-European pró, from Proto-Indo-European per-, from Proto-Indo-European pr̥tós — passed , crossed.

Ancestry of “ro-bhruiche”, step by step

ro-bhruiche traces back through two separate lines of ancestry.

via Scottish Gaelic ro

StepLanguageWordMeaning
1Scottish Gaelicrovery, too, much, exceedingly; before
2Old Irishró—
3Proto-Celticɸro—
4Proto-Indo-Europeanprótoward, leading to
5Proto-Indo-Europeanper-before, in front; first; to go through
6Proto-Indo-Europeanpr̥tóspassed , crossed

via Scottish Gaelic bruiche

StepLanguageWordMeaning
1Scottish Gaelicbruiche—
Every word from Proto-Indo-European pr̥tós →Every word from Proto-Indo-European per- →Every word from Proto-Indo-European pró →