Where does “fek” come from?

fek (Old Frisian) comes from Proto-West Germanic fak, from Proto-Germanic faką, from Proto-Indo-European peh₂ǵ- — to attach.

Ancestry of “fek”, step by step

StepLanguageWordMeaning
1Proto-West Germanicfakdivision, compartment; period, interval
2Proto-GermanicfakąAn enclosed or defined space; division;...
3Proto-Indo-Europeanpeh₂ǵ-to attach

Words derived from “fek”

Every word from Proto-Indo-European peh₂ǵ- →Every word from Proto-Germanic faką →Every word from Proto-West Germanic fak →