Where does “grollen” come from?

grollen (Middle English) comes from Old French grouller, from Middle Dutch grollen, from Old Dutch grullen, from Proto-Germanic graljaną, from Proto-Indo-European gʰer- — to rub; to stroke; to grind.

Ancestry of “grollen”, step by step

grollen traces back through 3 separate lines of ancestry.

via Old French grouller

StepLanguageWordMeaning
1Old Frenchgroullerto growl, grumble
2Middle Dutchgrollento make a noise; to croak, grumble, murmur; to be...
3Old Dutchgrullen—
4Proto-GermanicgraljanąTo cry out loudly and sharply; shout
5Proto-Indo-Europeangʰer-to rub; to stroke; to grind

via Old French grouler

StepLanguageWordMeaning
1Old Frenchgrouler—

via Old French groler

StepLanguageWordMeaning
1Old Frenchgroler—
Every word from Proto-Indo-European gʰer- →Every word from Proto-Germanic graljaną →Every word from Old Dutch grullen →