Where does “horsefeathers” come from?

horsefeathers (English) comes from English feathers, from English feather, from German feder, from Middle High German vëdere, from Old High German fedara, from Proto-West Germanic feþru, from Proto-Germanic feþrō, from Proto-Indo-European péth₂r̥ — to spread out; to fly.

horsefeathers (English): plural of horsefeather; API pl; Nonsense;...

Definitions

  1. plural of horsefeather; API pl; Nonsense;...

Ancestry of “horsefeathers”, step by step

horsefeathers traces back through two separate lines of ancestry.

via English feathers

StepLanguageWordMeaning
1Englishfeathersplural of feather; Third-person singular simple...
2EnglishfeatherA branching, hair-like structure that grows on...
3Germanfederfeather
4Middle High Germanvëderefeather
5Old High Germanfedarafeather
6Proto-West Germanicfeþrufeather
7Proto-Germanicfeþrōfeather
8Proto-Indo-Europeanpéth₂r̥wing; feather
9Proto-Indo-Europeanpeth₂-to spread out; to fly

via English HORSE

StepLanguageWordMeaning
1EnglishHORSEA poker variant consisting of five different...
2Middle EnglishhorseAlternative form of hors; Alternative form of...
3Old Englishhorshorse
4Proto-West Germanichrosshorse
5Proto-Germanichrussąhorse
6Proto-Indo-Europeanḱers-to run
Every word from Proto-Indo-European peth₂-Every word from Proto-Indo-European péth₂r̥Every word from Proto-Germanic feþrō