Where does “tuuki” come from?

tuuki (Finnish) comes from Swedish duk, from Old Norse dúkr, from Middle Low German dôk, from Old Saxon dōk, from Proto-West Germanic dōk, from Proto-Germanic dōkaz, from Proto-Indo-European dwōg-.

Ancestry of “tuuki”, step by step

StepLanguageWordMeaning
1Swedishduktablecloth; a piece of cloth used for protection...
2Old Norsedúkrcloth
3Middle Low Germandôk—
4Old Saxondōk—
5Proto-West Germanicdōkcloth, rag
6Proto-Germanicdōkazcloth, rag
7Proto-Indo-Europeandwōg-—
Every word from Proto-Indo-European dwōg- →Every word from Proto-Germanic dōkaz →Every word from Proto-West Germanic dōk →