Where does “osiemdziesięciolecie” come from?

osiemdziesięciolecie (Polish) comes from Polish lato, from Proto-Slavic lěto, from Proto-Indo-European leh₁tóm.

osiemdziesięciolecie (Polish): eighty-year-long period

Definitions

  1. eighty-year-long period

Ancestry of “osiemdziesięciolecie”, step by step

osiemdziesięciolecie traces back through two separate lines of ancestry.

via Polish lato

StepLanguageWordMeaning
1Polishlatosummer
2Proto-Slaviclětosummer; year
3Proto-Indo-Europeanleh₁tóm—

via Polish osiemdziesiąt

StepLanguageWordMeaning
1Polishosiemdziesiąteighty
2Old Polishosiemdziesiąteighty
3Proto-Slavic*osmь desęti—
Every word from Proto-Indo-European leh₁tóm →Every word from Proto-Slavic lěto →Every word from Polish lato →