Where does “pennache” come from?

pennache (Middle French) comes from Italian pennacchio, from Vulgar Latin pinnaclum, from Latin pinnāculum, from Latin Pinna, from Latin penna, from Proto-Italic petnā, from Proto-Indo-European péth₂r̥, from Proto-Indo-European peth₂- — to spread out; to fly.

pennache (Middle French): a plume of feathers

Definitions

  1. a plume of feathers

Ancestry of “pennache”, step by step

StepLanguageWordMeaning
1Italianpennacchioplume
2Vulgar Latinpinnaclum
3Latinpinnāculuma peak, pinnacle
4LatinPinnaA city of the Vestini situated on the eastern slope of the Apennines, now the town of Penne
5Latinpennawing; feather, especially a flight-feather;...
6Proto-Italicpetnāfeather; wing
7Proto-Indo-Europeanpéth₂r̥wing; feather
8Proto-Indo-Europeanpeth₂-to spread out; to fly

Words derived from “pennache

Every word from Proto-Indo-European peth₂-Every word from Proto-Indo-European péth₂r̥Every word from Proto-Italic petnā