Where does “groenwier” come from?

groenwier (Dutch) comes from Dutch groen, from Middle Dutch groene, from Old Dutch gruoni, from Proto-West Germanic grōnī, from Proto-Germanic grōniz, from Proto-Indo-European ǵʰreh₁- — to become green, grow; to grow; to green, to grow.

groenwier (Dutch): green alga, chlorophyte

Definitions

  1. green alga, chlorophyte

Ancestry of “groenwier”, step by step

groenwier traces back through two separate lines of ancestry.

via Dutch groen

StepLanguageWordMeaning
1Dutchgroengreen; green, relating to green parties or green...
2Middle Dutchgroenegreen; unripe, young
3Old Dutchgruonigreen
4Proto-West Germanicgrōnīgreen
5Proto-Germanicgrōnizgreen
6Proto-Indo-Europeanǵʰreh₁-to become green, grow; to grow; to green, to grow

via Dutch wier

StepLanguageWordMeaning
1Dutchwierseaweed; whose
2Middle Dutchwierseaweed
3Proto-West Germanic*wair
Every word from Proto-Indo-European ǵʰreh₁-