Where does “acutipennis” come from?

acutipennis (Latin) comes from Latin acūtus, from Latin acuō, from Latin acus, from Proto-Italic akus, from Proto-Indo-European h₂eḱus, from Proto-Indo-European h₂eḱ- — sharp.

acutipennis (Latin): having a sharp wing or fin, or sharp feathers

Definitions

  1. having a sharp wing or fin, or sharp feathers

Ancestry of “acutipennis”, step by step

acutipennis traces back through two separate lines of ancestry.

via Latin acūtus

StepLanguageWordMeaning
1Latinacūtussharpened, made sharp, sharp, having been sharpened
2Latinacuōto make pointed, sharpen, whet
3Latinacusa needle, a pin; bodkin; bran, awn, chaff
4Proto-Italicakus—
5Proto-Indo-Europeanh₂eḱus—
6Proto-Indo-Europeanh₂eḱ-sharp

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
Every word from Proto-Indo-European h₂eḱ- →Every word from Proto-Indo-European h₂eḱus →Every word from Proto-Italic akus →