Where does “knäppgök” come from?

knäppgök (Swedish) comes from Swedish gök, from Old Swedish gø̄ker, from Old Norse gaukr, from Proto-Germanic gaukaz, from Proto-Indo-European gʰAuǵ-.

knäppgök (Swedish): wacko, loony

Definitions

  1. wacko, loony

Ancestry of “knäppgök”, step by step

knäppgök traces back through two separate lines of ancestry.

via Swedish gök

StepLanguageWordMeaning
1Swedishgökcuckoo; a bird; penis; liquor, of a mouthful size
2Old Swedishgø̄kercuckoo
3Old Norsegaukrcuckoo
4Proto-Germanicgaukazcuckoo
5Proto-Indo-EuropeangʰAuǵ-

via Swedish knapp

StepLanguageWordMeaning
1Swedishknappscarce, not much of something; somewhat less...
2Old Norseknapprknob
3Proto-Germanicknappôknob, lump; button
4Proto-Indo-Europeangnebʰ-to press, tighten
5Proto-Indo-Europeangen-to squeeze, pinch, kink, ball up, concentrate; to...
Every word from Proto-Indo-European gʰAuǵ-Every word from Proto-Germanic gaukazEvery word from Old Norse gaukr