Where does “lá” come from?
lá (Old Irish) comes from Proto-Celtic let-, from Proto-Celtic letos, from Old Czech léto, from Proto-Slavic lěto, from Proto-Indo-European leh₁tóm.
lá (Old Irish): day, daylight
Ancestry of “lá”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Proto-Celtic | let- | — |
| 2 | Proto-Celtic | letos | side |
| 3 | Old Czech | léto | — |
| 4 | Proto-Slavic | lěto | summer; year |
| 5 | Proto-Indo-European | leh₁tóm | — |