Where does “cerna” come from?

cerna (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.

cerna (Galician): heartwood; core, essence

Definitions

  1. heartwood; core, essence

Ancestry of “cerna”, 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 →