Where does “grauvakka” come from?
grauvakka (Finnish) comes from German Grauwacke, from German Grau, from Middle High German grā, from Old High German grāo, from Proto-Germanic grēwaz, from Proto-Indo-European ǵʰreh₁- — to become green, grow; to grow; to green, to grow.
grauvakka (Finnish): greywacke
Definitions
- greywacke