Where does “pięćdziesięciopięcioletni” come from?

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

pięćdziesięciopięcioletni (Polish): fifty-five-year-old; fifty-five-year-long

Definitions

  1. fifty-five-year-old; fifty-five-year-long

Ancestry of “pięćdziesięciopięcioletni”, step by step

pięćdziesięciopięcioletni traces back through two separate lines of ancestry.

via Polish letni

StepLanguageWordMeaning
1Polishletnisummer, summery, estival
2Polishlatosummer
3Proto-Slaviclětosummer; year
4Proto-Indo-Europeanleh₁tóm—

via Polish pięćdziesiąt pięć

StepLanguageWordMeaning
1Polishpięćdziesiąt pięćfifty-five
Every word from Proto-Indo-European leh₁tóm →Every word from Proto-Slavic lěto →Every word from Polish lato →