Where does “Fachkenntnis” come from?

Fachkenntnis (German) comes from German fach, from Middle High German vach, from Old High German fah, from Proto-Germanic *fak, from Proto-Germanic faką, from Proto-Indo-European peh₂ǵ- — to attach.

Fachkenntnis (German): expertise

Definitions

  1. expertise

Ancestry of “Fachkenntnis”, step by step

Fachkenntnis traces back through two separate lines of ancestry.

via German fach

StepLanguageWordMeaning
1Germanfachsecond-person singular imperative of fachen
2Middle High Germanvach-fold
3Old High Germanfahwall
4Proto-Germanic*fak
5Proto-GermanicfakąAn enclosed or defined space; division;...
6Proto-Indo-Europeanpeh₂ǵ-to attach

via German Kenntnis

StepLanguageWordMeaning
1GermanKenntnisknowledge; awareness; science
2Middle High Germankenntnisse
Every word from Proto-Indo-European peh₂ǵ-
Fachkenntnis — Etymology, Origin & Word History | Etymology Explorer