Where does “gro” come from?

gro (Pennsylvania German) comes from Old High German grāo, from Proto-Germanic grēwaz, from Proto-Indo-European ǵʰreh₁- — to become green, grow; to grow; to green, to grow.

gro (Pennsylvania German): gray, grey

Definitions

  1. gray, grey

Ancestry of “gro”, step by step

StepLanguageWordMeaning
1Old High Germangrāogrey
2Proto-Germanicgrēwazgrey
3Proto-Indo-Europeanǵʰreh₁-to become green, grow; to grow; to green, to grow
Every word from Proto-Indo-European ǵʰreh₁- →Every word from Proto-Germanic grēwaz →Every word from Old High German grāo →