Where does “lárshrutha” come from?

lárshrutha (Irish) comes from Irish srutha, from Irish sruth, from Old Irish sruth, from Proto-Celtic srutom, from Proto-Indo-European srew-, from Proto-Indo-European ser- — to flow; to guard; to bind, to tie together.

lárshrutha (Irish): mainstream

Definitions

  1. mainstream

Ancestry of “lárshrutha”, step by step

lárshrutha traces back through two separate lines of ancestry.

via Irish srutha

StepLanguageWordMeaning
1Irishsruthagenitive singular of sruth
2Irishsruthstream; current, flow; current, mains
3Old Irishsruthstream, river, current; strait, stream, current;...
4Proto-Celticsrutomstream, river; flow, current
5Proto-Indo-Europeansrew-to flow, stream
6Proto-Indo-Europeanser-to flow; to guard; to bind, to tie together

via Irish lár

StepLanguageWordMeaning
1Irishlárground, floor; middle, center
2Old Irishlársurface, ground, floor; middle, interior
3Proto-Celticɸlāromfloor
4Proto-Indo-Europeanpleh₂rosflat; floor
5Proto-Indo-Europeanpleh₂-flat
Every word from Proto-Indo-European ser-Every word from Proto-Indo-European srew-Every word from Proto-Celtic srutom