Where does “uppblástur” come from?

uppblástur (Icelandic) comes from Icelandic blástur, from Old Norse blástr, from Proto-Germanic blēstuz, from Proto-Germanic blēsaną, from Proto-Indo-European bʰléh₁-, from Proto-Indo-European bʰel-, from Proto-Indo-European bʰōl-.

uppblástur (Icelandic): denudation, erosion (especially that caused by wind)

Definitions

  1. denudation, erosion (especially that caused by wind)

Ancestry of “uppblástur”, step by step

uppblástur traces back through two separate lines of ancestry.

via Icelandic blástur

StepLanguageWordMeaning
1Icelandicblásturthe act of blowing; breeze, wind; moderate breeze
2Old Norseblástrblast; breath, blow
3Proto-Germanicblēstuzblast, burst of wind, breeze
4Proto-Germanicblēsanąto blow
5Proto-Indo-Europeanbʰléh₁-to bleat
6Proto-Indo-Europeanbʰel-to sound; to speak, roar, bark; shiny, white; to...
7Proto-Indo-Europeanbʰōl-

via Icelandic upp

StepLanguageWordMeaning
1Icelandicuppup
2Old Norseuppup
3Proto-Germanicuppup, upwards
4Proto-Germanicubunder
5Proto-Indo-Europeanupóunder, below
6Proto-Indo-Europeanh₃ewp-
Every word from Proto-Indo-European bʰōl-Every word from Proto-Indo-European bʰel-Every word from Proto-Indo-European bʰléh₁-