Where does “gråtrut” come from?

gråtrut (Swedish) comes from Swedish grå, from Old Norse grár, from Proto-Germanic grēwaz, from Proto-Indo-European ǵʰreh₁- — to become green, grow; to grow; to green, to grow.

gråtrut (Swedish): European herring gull, Larus argentatus

Definitions

  1. European herring gull, Larus argentatus

Ancestry of “gråtrut”, step by step

gråtrut traces back through two separate lines of ancestry.

via Swedish grå

StepLanguageWordMeaning
1Swedishgrågrey; boring, dull; with a boring appearance
2Old Norsegrárgrey; spiteful
3Proto-Germanicgrēwazgrey
4Proto-Indo-Europeanǵʰreh₁-to become green, grow; to grow; to green, to grow

via Swedish trut

StepLanguageWordMeaning
1SwedishtrutAny of several species of large gulls; mouth
2Old Swedishthrutin—
3Old Norseþrútna—
Every word from Proto-Indo-European ǵʰreh₁- →Every word from Proto-Germanic grēwaz →Every word from Old Norse grár →