Where does “pökkiminen” come from?

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

Ancestry of “pökkiminen”, step by step

StepLanguageWordMeaning
1Finnishpökkiäto butt, to shove strike bluntly, particularly with the head
2Finnishpökätäto shove, to butt
3Finnishpukatato shove, push
4Swedishbockato bend; to bow
5Irishpúcahobgoblin, pooka, puck; surly, uncommunicative...
6EnglishPuckA mischievous sprite in Celtic mythology and English folklore
7EnglishPikeA member of the Pi Kappa Alpha fraternity
8Frenchpiquépast participle of piquer; dive; two fabrics...
9Frenchpiquerto prick; to sting; to nick, pinch, steal
10Middle Frenchpicquerto sting
11Old Frenchpiquerto pierce with the tip of a sword
12Vulgar Latinpiccareto puncture; to sting, strike; to pierce
13Frankishpikkōnto peck, strike
14Proto-Germanicpikōną
15Proto-Indo-Europeanbew-"low-pitch humming noise"
Every word from Proto-Indo-European bew-