Where does “*twisk(ī)” come from?

*twisk(ī) (Proto-West Germanic) comes from Proto-Germanic twiskaz, from Proto-Indo-European dwís, from Proto-Indo-European dwóh₁ — two.

Ancestry of “*twisk(ī)”, step by step

StepLanguageWordMeaning
1Proto-Germanictwiskaztwofold, double
2Proto-Indo-Europeandwístwice, doubly; in two
3Proto-Indo-Europeandwóh₁two

Words derived from “*twisk(ī)

Every word from Proto-Indo-European dwóh₁Every word from Proto-Indo-European dwísEvery word from Proto-Germanic twiskaz