Where does “lysforurening” come from?

lysforurening (Danish) comes from Danish forurening, from Danish forurene, from Danish ren, from English reindeer, from Middle English reyndere, from Old Norse hreindýri, from Old Norse dýr, from Proto-Norse *ᛞᛖᚢᛉᚨ — to breathe; breath; spirit, soul > creature.

lysforurening (Danish): light pollution

Definitions

  1. light pollution

Ancestry of “lysforurening”, step by step

lysforurening traces back through two separate lines of ancestry.

via Danish forurening

StepLanguageWordMeaning
1Danishforureningpollution
2Danishforureneto pollute
3Danishrenreindeer; a strip of unplowed land serving as a...
4EnglishreindeerAny Arctic and subarctic-dwelling deer of the...
5Middle Englishreyndere
6Old Norsehreindýrireindeer
7Old Norsedýranimal
8Proto-Norse*ᛞᛖᚢᛉᚨanimal
9Proto-Germanicdeuząanimal, beast
10Proto-Indo-Europeandʰewsómliving thing
11Proto-Indo-Europeandʰéwsbreath
12Proto-Indo-Europeandʰwes-to breathe; breath; spirit, soul > creature

via Danish lys

StepLanguageWordMeaning
1Danishlyslight; bright; fair, blond
2Old Danishliūs
3Old Norseljósa burning light; light of the sun
4Proto-Germanicleuhsąlight
5Proto-Indo-Europeanlewk-so-m
6Proto-Indo-Europeanlewḱ-lynx
7Proto-Indo-Europeanlewk-bright; to shine; to see
Every word from Proto-Indo-European dʰwes-Every word from Proto-Indo-European dʰéwsEvery word from Proto-Indo-European dʰewsóm