Where does “leatosach” come from?

leatosach (Irish) comes from Irish tosach, from Old Irish tosach, from Proto-Celtic towissākos, from Proto-Celtic *towissus, from Proto-Celtic wissus, from Proto-Indo-European wéydtus, from Proto-Indo-European weyd- — to see.

leatosach (Irish): half forward

Definitions

  1. half forward

Ancestry of “leatosach”, step by step

leatosach traces back through two separate lines of ancestry.

via Irish tosach

StepLanguageWordMeaning
1Irishtosachbeginning; front; sole
2Old Irishtosachbeginning
3Proto-Celtictowissākoschief, primary, first
4Proto-Celtic*towissusact of leading, beginning
5Proto-Celticwissusact of discovering, finding out; knowledge
6Proto-Indo-Europeanwéydtus
7Proto-Indo-Europeanweyd-to see

via Irish leath

StepLanguageWordMeaning
1Irishleathside; part, direction; half; part, portion;...
2Old Irishlethhalf; direction; side
3Proto-Celticletosside
4Old Czechlétosummer
5Proto-Slaviclětosummer; year
6Proto-Indo-Europeanleh₁tóm
Every word from Proto-Indo-European weyd-Every word from Proto-Indo-European wéydtusEvery word from Proto-Celtic wissus