Where does “пенал” come from?

пенал (Russian) comes from German Pennal, from Latin pennale, from Latin penna, from Proto-Italic petnā, from Proto-Indo-European péth₂r̥, from Proto-Indo-European peth₂- — to spread out; to fly.

пенал (Russian): pencil case, pencil box

Definitions

  1. pencil case, pencil box

Ancestry of “пенал”, step by step

StepLanguageWordMeaning
1GermanPennalpencil case
2Latinpennale—
3Latinpennawing; feather, especially a flight-feather;...
4Proto-Italicpetnāfeather; wing
5Proto-Indo-Europeanpéth₂r̥wing; feather
6Proto-Indo-Europeanpeth₂-to spread out; to fly
Every word from Proto-Indo-European peth₂- →Every word from Proto-Indo-European péth₂r̥ →Every word from Proto-Italic petnā →