Where does “fyrtårn” come from?

fyrtårn (Danish) comes from Danish tårn, from Old Norse turn, from Middle Low German tōrn, from Old French tor, from French tour, from Latin tornus, from Ancient Greek τόρνος, from Proto-Indo-European torh₂no- — to rub, turn; to drill, pierce.

fyrtårn (Danish): a lighthouse

Definitions

  1. a lighthouse

Ancestry of “fyrtårn”, step by step

fyrtårn traces back through two separate lines of ancestry.

via Danish tårn

StepLanguageWordMeaning
1Danishtårntower; rook; imperative of tårne
2Old Norseturn
3Middle Low Germantōrn
4Old Frenchtortower; bull
5Frenchtourtower; rook; apartment building
6LatintornusA turner's wheel, lathe; A potter's wheel
7Ancient GreekτόρνοςA tool similar to a pair of compasses used to...
8Proto-Indo-Europeantorh₂no-
9Proto-Indo-Europeanterh₁-to rub, turn; to drill, pierce

via Danish fyr

StepLanguageWordMeaning
1Danishfyrguy; boyfriend; lighthouse, radio beacon
2Old Norsefurafir, firtree; pine
3Proto-Germanicfurhōfir; pine; forest
4Proto-Indo-Europeanpérkusoak
5Proto-Indo-Europeanperkʷ-oak
Every word from Proto-Indo-European terh₁-Every word from Proto-Indo-European torh₂no-Every word from Ancient Greek τόρνος