Where does “stjärtknulla” come from?

stjärtknulla (Swedish) comes from Swedish stjärt, from Old Swedish stiærter, from Old Norse stertr, from Proto-Germanic stertaz, from Proto-Indo-European (s)terd-, from Proto-Indo-European (s)ter- — strong, firm, stiff, rigid; rigid, stiff; to...

stjärtknulla (Swedish): to buttfuck

Definitions

  1. to buttfuck

Ancestry of “stjärtknulla”, step by step

stjärtknulla traces back through two separate lines of ancestry.

via Swedish stjärt

StepLanguageWordMeaning
1Swedishstjärta bottom, a behind; a tail of certain animals,...
2Old Swedishstiærtertail
3Old Norsestertr
4Proto-Germanicstertaztail
5Proto-Indo-European(s)terd-
6Proto-Indo-European(s)ter-strong, firm, stiff, rigid; rigid, stiff; to...

via Swedish knulla

StepLanguageWordMeaning
1Swedishknullato have sex; to fuck
2Proto-Germanicknuzlijanąto butt; bump; knock; beat; to mash
3Proto-Indo-Europeanǵen-
Every word from Proto-Indo-European (s)ter-