Where does “rakojad” come from?

rakojad (Polish) comes from Polish rak, from Old Polish rak, from Proto-Slavic rakъ, from Proto-Balto-Slavic rṓˀkas, from Proto-Indo-European wreh₃kʷos — looking backwards.

rakojad (Polish): boat-billed heron, boatbill

Definitions

  1. boat-billed heron, boatbill

Ancestry of “rakojad”, step by step

rakojad traces back through two separate lines of ancestry.

via Polish rak

StepLanguageWordMeaning
1Polishrakcancer; crayfish; crampon
2Old Polishrak—
3Proto-Slavicrakъcrayfish
4Proto-Balto-Slavicrṓˀkas—
5Proto-Indo-Europeanwreh₃kʷoslooking backwards

via Polish jeść

StepLanguageWordMeaning
1Polishjeśćto eat
2Proto-Slavicěstito eat
3Proto-Balto-Slavicēˀsteito eat
4Proto-Indo-Europeanh₁édtito eat
5Proto-Indo-Europeanh₁ed-to eat
Every word from Proto-Indo-European wreh₃kʷos →Every word from Proto-Balto-Slavic rṓˀkas →Every word from Proto-Slavic rakъ →