Where does “lántosaí” come from?

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

lántosaí (Irish): corner forward, full forward

Definitions

  1. corner forward, full forward

Ancestry of “lántosaí”, step by step

lántosaí traces back through two separate lines of ancestry.

via Irish tosaí

StepLanguageWordMeaning
1Irishtosaípioneer; forward, striker; Alternative form of...
2Irishtosaighbegin, commence; start, initiate; inflection of...
3Irishtosachbeginning; front; sole
4Old Irishtosachbeginning
5Proto-Celtictowissākoschief, primary, first
6Proto-Celtic*towissusact of leading, beginning
7Proto-Celticwissusact of discovering, finding out; knowledge
8Proto-Indo-Europeanwéydtus
9Proto-Indo-Europeanweyd-to see

via Irish lán

StepLanguageWordMeaning
1Irishlánfull, replete; swelling; full
2Old Irishlánfull
3Proto-Celticɸlānosfull
4Proto-Indo-Europeanpl̥h₁nósfull
5Proto-Indo-Europeanpleh₁-to fill
Every word from Proto-Indo-European weyd-Every word from Proto-Indo-European wéydtusEvery word from Proto-Celtic wissus