Where does “ostrokąt” come from?

ostrokąt (Polish) comes from Polish Ostry, from Proto-Slavic ostrъ, from Proto-Balto-Slavic aśras, from Proto-Indo-European *h₂eḱrós, from Proto-Indo-European h₂eḱ- — sharp.

ostrokąt (Polish): acute angle

Definitions

  1. acute angle

Ancestry of “ostrokąt”, step by step

ostrokąt traces back through two separate lines of ancestry.

via Polish Ostry

StepLanguageWordMeaning
1PolishOstrysharp
2Proto-Slavicostrъsharp
3Proto-Balto-Slavicaśrassharp
4Proto-Indo-European*h₂eḱróssharp
5Proto-Indo-Europeanh₂eḱ-sharp

via Polish kąt

StepLanguageWordMeaning
1Polishkątcorner; angle
2Proto-Slavickǫtъcorner
3Latincattusa cat
4Latincattaa cat
Every word from Proto-Indo-European h₂eḱ- →Every word from Proto-Indo-European *h₂eḱrós →Every word from Proto-Balto-Slavic aśras →