Where does “Ratgeberin” come from?

Ratgeberin (German) comes from German Ratgeber, from German rät, from Middle High German rāt, from Old High German rāt, from Proto-West Germanic rād, from Proto-Germanic rēdaz, from Proto-Indo-European Hréh₁dʰos, from Proto-Indo-European Hreh₁dʰ- — to fit, to fix, to put together.

Ancestry of “Ratgeberin”, step by step

StepLanguageWordMeaning
1GermanRatgeberadvisor; guidebook
2Germanrätthird-person singular present of raten
3Middle High Germanrātadvice, a piece of advice, counsel
4Old High Germanrātadvice, council; advise
5Proto-West Germanicrādadvice, counsel
6Proto-Germanicrēdazadvice, counsel
7Proto-Indo-EuropeanHréh₁dʰos
8Proto-Indo-EuropeanHreh₁dʰ-to think; to arrange; to succeed, accomplish
9Proto-Indo-Europeanh₂reh₁-to think, reason; to arrange
10Proto-Indo-Europeanh₂er-to fit, to fix, to put together
Every word from Proto-Indo-European h₂er-