Where does “tailfeather” come from?

tailfeather (English) comes 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, from Proto-Indo-European peth₂- — to spread out; to fly.

tailfeather (English): Any of the feathers of a bird's tail

Definitions

  1. Any of the feathers of a bird's tail

Ancestry of “tailfeather”, step by step

tailfeather traces back through two separate lines of ancestry.

via English feather

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

via English Tail

StepLanguageWordMeaning
1EnglishTailA Chinese constellation coinciding with the tail of Scorpius, one of the 28 lunar mansions and the tail of Azure Dragon
2Middle EnglishtaylA tail; The back side or reverse of a creature; A...
3Old Englishtæġltail
4Proto-Germanictagląhair; ponytail; hair of a tail; tail
5Proto-Indo-Europeandoḱ-hair of the tail
6Proto-Indo-Europeandeḱ-take; perceive
Every word from Proto-Indo-European peth₂-