Where does “pinna” come from?

Pinna comes from Latin pinna, which alternated with the form penna in Latin.

pinna (English): The visible part of the ear that resides outside...

Definitions

  1. The visible part of the ear that resides outside...

Ancestry of “pinna”, step by step

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

Words derived from “pinna

Every word from Proto-Indo-European peth₂-