Where does “Wärmeflasche” come from?

Wärmeflasche (German) comes from German Wärme, from Middle High German werme, from Old High German warmī, from Old High German warm, from Proto-West Germanic warm, from Proto-Germanic warmaz, from Proto-Indo-European gʷʰer-, from Proto-Indo-European gʷʰe-gʷʰór-e ~ gʷʰe-gʷʰr-ḗr.

Wärmeflasche (German): hot water bottle container, nowadays usually of rubber, filled with hot water to keep one warm, especially in bed

Definitions

  1. hot water bottle container, nowadays usually of rubber, filled with hot water to keep one warm, especially in bed

Ancestry of “Wärmeflasche”, step by step

Wärmeflasche traces back through 3 separate lines of ancestry.

via German Wärme

StepLanguageWordMeaning
1GermanWärmewarmth; heat
2Middle High Germanwerme
3Old High Germanwarmīwarmth
4Old High Germanwarmwarm
5Proto-West Germanicwarmwarm
6Proto-Germanicwarmazwarm
7Proto-Indo-Europeangʷʰer-warm, hot
8Proto-Indo-Europeangʷʰe-gʷʰór-e ~ gʷʰe-gʷʰr-ḗr

via German flasche

StepLanguageWordMeaning
1Germanflaschebottle; flask; flagon
2Middle High Germanflasche
3Old High GermanflascaAlternative form of flaska; flask; bottle, flask
4Proto-West Germanicflaskābottle, flask
5Proto-Germanicflaskǭa plaiting-covered vessel; bottle, flask
6Proto-Germanicflehtanąto plait, to weave
7Proto-Indo-Europeanpleḱ-to fold, plait, weave
8Proto-Indo-Europeanpel-to cover, to wrap; skin, hide, cloth; to fold

via German wärmen

StepLanguageWordMeaning
1GermanwärmenTo warm
2Middle High Germanwermen
3Old High Germanwermen
4Proto-Germanicwarmijanąto warm, to heat
Every word from Proto-Indo-European gʷʰe-gʷʰór-e ~ gʷʰe-gʷʰr-ḗr