Where does “*grof” come from?

*grof (Old Saxon) comes from Proto-West Germanic *grob, from Proto-Germanic grubaz, from Proto-Indo-European gʰrewbʰ-.

Ancestry of “*grof”, step by step

StepLanguageWordMeaning
1Proto-West Germanic*grob
2Proto-Germanicgrubazcoarse, rough
3Proto-Indo-Europeangʰrewbʰ-

Words derived from “*grof

Every word from Proto-Indo-European gʰrewbʰ-Every word from Proto-Germanic grubazEvery word from Proto-West Germanic *grob