Where does “grønnskifer” come from?

grønnskifer (Norwegian Bokmål) comes from Norwegian Bokmål grønn, from Old Norse grœnn, from Proto-Germanic grōniz, from Proto-Indo-European ǵʰreh₁- — to become green, grow; to grow; to green, to grow.

grønnskifer (Norwegian Bokmål): greenschist

Definitions

  1. greenschist

Ancestry of “grønnskifer”, step by step

grønnskifer traces back through two separate lines of ancestry.

via Norwegian Bokmål grønn

StepLanguageWordMeaning
1Norwegian Bokmålgrønngreen; favourable
2Old Norsegrœnngreen, fresh; good, fit
3Proto-Germanicgrōnizgreen
4Proto-Indo-Europeanǵʰreh₁-to become green, grow; to grow; to green, to grow

via Norwegian Bokmål skifer

StepLanguageWordMeaning
1Norwegian Bokmålskiferschist, shale, slate
2GermanSchiefershale, slate; small splinter
3Middle High Germanschiver—
4Old High Germanskivaro—
Every word from Proto-Indo-European ǵʰreh₁- →Every word from Proto-Germanic grōniz →Every word from Old Norse grœnn →