Where does “planipennis” come from?

planipennis (Latin) comes from Latin penna, from Proto-Italic petnā, from Proto-Indo-European péth₂r̥, from Proto-Indo-European peth₂- — to spread out; to fly.

planipennis (Latin): having a flat horn

Definitions

  1. having a flat horn

Ancestry of “planipennis”, step by step

planipennis traces back through two separate lines of ancestry.

via Latin penna

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

via Latin plānus

StepLanguageWordMeaning
1Latinplānuslevel, flat, even
2Ancient Greekπλάνοςwandering
3Ancient Greekπλανάωto make to wander, lead wandering about; to lead...
4Proto-Indo-Europeanpl-néh₂-ti
Every word from Proto-Indo-European peth₂-Every word from Proto-Indo-European péth₂r̥Every word from Proto-Italic petnā
planipennis — Etymology, Origin & Word History | Etymology Explorer