Where does “cerne” come from?

cerne (Galician) comes from Proto-Germanic kernô, from Proto-Indo-European ǵr̥h₂nóm, from Proto-Indo-European ǵr̥h₂nós, from Proto-Indo-European ǵerh₂- — to grow old, to mature.

cerne (Galician): kernel, core; sap; heartwood, duramen

Definitions

  1. kernel, core; sap; heartwood, duramen

Ancestry of “cerne”, step by step

StepLanguageWordMeaning
1Proto-Germanickernôkernel, core
2Proto-Indo-Europeanǵr̥h₂nómgrain
3Proto-Indo-Europeanǵr̥h₂nósmatured, grown old
4Proto-Indo-Europeanǵerh₂-to grow old, to mature
Every word from Proto-Indo-European ǵerh₂- →Every word from Proto-Indo-European ǵr̥h₂nós →Every word from Proto-Indo-European ǵr̥h₂nóm →