Where does “zwīvelen” come from?

zwīvelen (Middle High German) comes from Middle High German zwīvel, from Old High German zwīfal, from Proto-West Germanic twīfl, from Proto-Germanic twīflaz, from Proto-Indo-European dwóh₁ — two.

Ancestry of “zwīvelen”, step by step

zwīvelen traces back through two separate lines of ancestry.

via Middle High German zwīvel

StepLanguageWordMeaning
1Middle High Germanzwīvel
2Old High Germanzwīfaltwo-fold
3Proto-West Germanictwīfldoubt
4Proto-Germanictwīflazdoubt
5Proto-Indo-Europeandwóh₁two

via Old High German zwīfalen

StepLanguageWordMeaning
1Old High Germanzwīfalen

Words derived from “zwīvelen

Every word from Proto-Indo-European dwóh₁Every word from Proto-Germanic twīflazEvery word from Proto-West Germanic twīfl