Where does “crostoso” come from?

crostoso (Italian) comes from Latin crustosus, from Latin crusta, from Proto-Italic *krustos, from Proto-Indo-European krustós, from Proto-Indo-European krews- — to form a crust, begin to freeze.

crostoso (Italian): scabby; crusty; crustose

Definitions

  1. scabby; crusty; crustose

Ancestry of “crostoso”, step by step

StepLanguageWordMeaning
1Latincrustosuscovered with a hard rind; crusted
2LatincrustaThe hard surface of a body; rind, shell, crust,...
3Proto-Italic*krustos—
4Proto-Indo-Europeankrustóshardened
5Proto-Indo-Europeankrews-to form a crust, begin to freeze
Every word from Proto-Indo-European krews- →Every word from Proto-Indo-European krustós →Every word from Proto-Italic *krustos →