Where does “lydbølge” come from?

lydbølge (Norwegian Bokmål) comes from Norwegian Bokmål lyd, from Danish lyd, from Old Danish liud, from Old Norse hljóð, from Proto-Germanic hleuþą, from Proto-Indo-European ḱlew-to-, from Proto-Indo-European ḱlew-, from Proto-Indo-European ḱel- — to cover; to incline.

lydbølge (Norwegian Bokmål): a sound wave

Definitions

  1. a sound wave

Ancestry of “lydbølge”, step by step

lydbølge traces back through two separate lines of ancestry.

via Norwegian Bokmål lyd

StepLanguageWordMeaning
1Norwegian Bokmållydsound; people; imperative of lyde
2Danishlydsound; noise; imperative of lyde
3Old Danishliuda sound
4Old Norsehljóðsilence, hearing; a sound, cry; a musical sound,...
5Proto-Germanichleuþąlistening, hearing; sound
6Proto-Indo-Europeanḱlew-to-
7Proto-Indo-Europeanḱlew-to hear
8Proto-Indo-Europeanḱel-to cover; to incline

via Norwegian Bokmål bølge

StepLanguageWordMeaning
1Norwegian Bokmålbølgea wave
2Danishbølgewave; to wave
3Old Norsebylgjawave, billow
4Proto-Germanicbulgijōwave, billow
5Proto-Indo-Europeanbʰelǵʰ-to swell
6Proto-Indo-Europeanbʰel-to sound; to speak, roar, bark; shiny, white; to...
7Proto-Indo-Europeanbʰōl-
Every word from Proto-Indo-European ḱel-Every word from Proto-Indo-European ḱlew-Every word from Proto-Indo-European ḱlew-to-