Where does “kneebuckle” come from?

kneebuckle (English) comes from English buckle, from English buckling, from German Bückling, from German bücken, from German biegen, from Middle High German biegen, from Old High German biogan, from Proto-West Germanic beugan — to bend.

kneebuckle (English): A buckle that fastens the kneeband on a leg of a pair of knee breeches

Definitions

  1. A buckle that fastens the kneeband on a leg of a pair of knee breeches

Ancestry of “kneebuckle”, step by step

kneebuckle traces back through two separate lines of ancestry.

via English buckle

StepLanguageWordMeaning
1EnglishbuckleTo distort or collapse under physical pressure;...
2EnglishbucklingThe act of fastening a buckle; A folding into...
3GermanBücklingred herring; bow; bootlicker; coward
4Germanbückento bend down, to stoop
5Germanbiegento bend something; to bend; to be bent; to turn;...
6Middle High Germanbiegento bow; to bend
7Old High Germanbioganto bow; to bend or curve
8Proto-West Germanicbeuganto bend, to become bent
9Proto-Germanicbeuganąto bend, bow
10Proto-Indo-Europeanbʰūgʰ-to bend

via English knee

StepLanguageWordMeaning
1EnglishkneeIn humans, the joint or the region of the joint...
2Middle EnglishknēThe knee or a similar joint in other animals
3Old Englishcnēogeneration
4Proto-West Germanickneuknee
5Proto-Germanicknewąknee
6Proto-Indo-Europeanǵnéwo-knee
7Proto-Indo-Europeanǵónuknee
Every word from Proto-Indo-European bʰūgʰ-