Where does “krusta” come from?

krusta (Old High German) comes from Latin crusta, from Proto-Italic *krustos, from Proto-Indo-European krustós, from Proto-Indo-European krews- — to form a crust, begin to freeze.

Ancestry of “krusta”, step by step

StepLanguageWordMeaning
1LatincrustaThe hard surface of a body; rind, shell, crust,...
2Proto-Italic*krustos
3Proto-Indo-Europeankrustóshardened
4Proto-Indo-Europeankrews-to form a crust, begin to freeze

Words derived from “krusta

Every word from Proto-Indo-European krews-Every word from Proto-Indo-European krustósEvery word from Proto-Italic *krustos