Where does “pääpukkaus” come from?

pääpukkaus (Finnish) comes from Finnish pukkaus, from Finnish pukata, from Swedish bocka, from Irish púca, from English Puck, from English Pike, from French piqué, from French piquer — "low-pitch humming noise".

pääpukkaus (Finnish): headbutt

Definitions

  1. headbutt

Ancestry of “pääpukkaus”, step by step

pääpukkaus traces back through two separate lines of ancestry.

via Finnish pukkaus

StepLanguageWordMeaning
1Finnishpukkausheader
2Finnishpukatato shove, push
3Swedishbockato bend; to bow
4Irishpúcahobgoblin, pooka, puck; surly, uncommunicative...
5EnglishPuckA mischievous sprite in Celtic mythology and English folklore
6EnglishPikeA member of the Pi Kappa Alpha fraternity
7Frenchpiquépast participle of piquer; dive; two fabrics...
8Frenchpiquerto prick; to sting; to nick, pinch, steal
9Middle Frenchpicquerto sting
10Old Frenchpiquerto pierce with the tip of a sword
11Vulgar Latinpiccareto puncture; to sting, strike; to pierce
12Frankishpikkōnto peck, strike
13Proto-Germanicpikōną
14Proto-Indo-Europeanbew-"low-pitch humming noise"

via Finnish pää

StepLanguageWordMeaning
1Finnishpäähead; end, tip
2Proto-Finnicpäähead
3Proto-Uralicpäŋehead
Every word from Proto-Indo-European bew-Every word from Proto-Germanic pikōnąEvery word from Frankish pikkōn