Where does “laethúil” come from?

laethúil (Irish) comes from Irish lá, from Old Irish lá, from Proto-Celtic let-, from Proto-Celtic letos, from Old Czech léto, from Proto-Slavic lěto, from Proto-Indo-European leh₁tóm.

laethúil (Irish): daily; daily, diurnal; circadian

Definitions

  1. daily; daily, diurnal; circadian

Ancestry of “laethúil”, step by step

StepLanguageWordMeaning
1Irishláday
2Old Irishláday, daylight
3Proto-Celticlet-—
4Proto-Celticletosside
5Old Czechlétosummer
6Proto-Slaviclětosummer; year
7Proto-Indo-Europeanleh₁tóm—
Every word from Proto-Indo-European leh₁tóm →Every word from Proto-Slavic lěto →Every word from Old Czech léto →