Where does “Dauergeschwindigkeit” come from?

Dauergeschwindigkeit (German) comes from German Geschwindigkeit, from German -igkeit, from German -ig, from German -jährig, from German Jahr, from Middle High German jār, from Old High German jār, from Proto-West Germanic jār — year.

Dauergeschwindigkeit (German): sustained speed

Definitions

  1. sustained speed

Ancestry of “Dauergeschwindigkeit”, step by step

Dauergeschwindigkeit traces back through two separate lines of ancestry.

via German Geschwindigkeit

StepLanguageWordMeaning
1GermanGeschwindigkeitspeed, pace, tempo, velocity, rate
2German-igkeitforms nouns from adjectives
3German-ig-y; forms adjectives from nouns; forms adjectives...
4German-jährigyears old; years lasting
5GermanJahryear
6Middle High Germanjāryear
7Old High Germanjāryear
8Proto-West Germanicjāryear
9Proto-Germanicjērąyear; name of the J-rune
10Proto-Indo-Europeanyeh₁r-year

via German dauer

StepLanguageWordMeaning
1Germandauerinflection of dauern: ## first-person singular...
2Germandauernto last, to continue, to persist; to last, to be...
3Middle High Germandūren
4Middle Low Germandūren
5Old Frenchdurerto last
6Latindūrōto harden, make hard
7Latindūrus
8Proto-Italicdūros
9Proto-Indo-Europeanduh₂-ró-slong, far
10Proto-Indo-Europeandweh₂-far; long
Every word from Proto-Indo-European yeh₁r-Every word from German -igEvery word from Proto-Germanic jērą