Where does “лято” come from?

лято (Bulgarian) comes from Old Church Slavonic лѣто, from Proto-Slavic lěto, from Proto-Indo-European leh₁tóm.

лято (Bulgarian): summer

Definitions

  1. summer

Ancestry of “лято”, step by step

StepLanguageWordMeaning
1Old Church Slavonicлѣтоsummer; year
2Proto-Slaviclětosummer; year
3Proto-Indo-Europeanleh₁tóm—
Every word from Proto-Indo-European leh₁tóm →Every word from Proto-Slavic lěto →Every word from Old Church Slavonic лѣто →