Where does “penne” come from?

penne (Middle Dutch) comes from Old French penne, from Latin penna, from Proto-Italic petnā, from Proto-Indo-European péth₂r̥, from Proto-Indo-European peth₂- — to spread out; to fly.

Ancestry of “penne”, step by step

StepLanguageWordMeaning
1Old Frenchpennefeather
2Latinpennawing; feather, especially a flight-feather;...
3Proto-Italicpetnāfeather; wing
4Proto-Indo-Europeanpéth₂r̥wing; feather
5Proto-Indo-Europeanpeth₂-to spread out; to fly

Words derived from “penne

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