Where does “eirgrøn” come from?

eirgrøn (Norwegian Nynorsk) comes from Norwegian Nynorsk grøn, from Old Norse grœnn, from Proto-Germanic grōniz, from Proto-Indo-European ǵʰreh₁- — to become green, grow; to grow; to green, to grow.

eirgrøn (Norwegian Nynorsk): verdigris

Definitions

  1. verdigris

Ancestry of “eirgrøn”, step by step

eirgrøn traces back through two separate lines of ancestry.

via Norwegian Nynorsk grøn

StepLanguageWordMeaning
1Norwegian Nynorskgrøngreen; unexperienced; politics with focus on...
2Old Norsegrœnngreen, fresh; good, fit
3Proto-Germanicgrōnizgreen
4Proto-Indo-Europeanǵʰreh₁-to become green, grow; to grow; to green, to grow

via Norwegian Nynorsk eir

StepLanguageWordMeaning
1Norwegian Nynorskeirverdigris (especially on copper)
2Old Norseeirbrass, copper
3Proto-Germanicaizcopper, bronze; ore
4Proto-Indo-Europeanáyosa metal, copper, bronze
Every word from Proto-Indo-European ǵʰreh₁-Every word from Proto-Germanic grōnizEvery word from Old Norse grœnn