Where does “korn” come from?

korn (Middle High German) comes from Old High German korn, from Proto-West Germanic korn, from Proto-Germanic kurną, from Proto-Indo-European ǵr̥h₂nóm, from Proto-Indo-European ǵr̥h₂nós, from Proto-Indo-European ǵerh₂- — to grow old, to mature.

Ancestry of “korn”, step by step

StepLanguageWordMeaning
1Old High Germankorn—
2Proto-West Germanickorncorn, grain, cereal
3Proto-Germanickurnącorn, grain, cereal
4Proto-Indo-Europeanǵr̥h₂nómgrain
5Proto-Indo-Europeanǵr̥h₂nósmatured, grown old
6Proto-Indo-Europeanǵerh₂-to grow old, to mature

Words derived from “korn”

Every word from Proto-Indo-European ǵerh₂- →Every word from Proto-Indo-European ǵr̥h₂nós →Every word from Proto-Indo-European ǵr̥h₂nóm →