Where does “gewis” come from?

gewis (Middle High German) comes from Old High German giwis, from Proto-West Germanic gawiss, from Proto-Germanic gawissaz, from Proto-Indo-European weyd- — to see.

Ancestry of “gewis”, step by step

StepLanguageWordMeaning
1Old High Germangiwiscertain
2Proto-West Germanicgawisscertain, sure
3Proto-Germanicgawissazcertain, sure; known
4Proto-Indo-Europeanweyd-to see

Words derived from “gewis”

Every word from Proto-Indo-European weyd- →Every word from Proto-Germanic gawissaz →Every word from Proto-West Germanic gawiss →
gewis — Etymology, Origin & Word History | Etymology Explorer