Where does “ratō” come from?

ratō (Proto-Germanic) comes from Proto-Germanic rattaz, from Proto-Indo-European Hreh₃d- — to scrape.

Ancestry of “ratō”, step by step

StepLanguageWordMeaning
1Proto-Germanicrattazrat
2Proto-Indo-EuropeanHreh₃d-to scrape

Words derived from “ratō

Every word from Proto-Indo-European Hreh₃d-Every word from Proto-Germanic rattaz