Where does “vrost” come from?

vrost (Middle High German) comes from Old High German frost, from Proto-West Germanic *frost, from Proto-Germanic frustaz, from Proto-Indo-European prustós — frost.

Ancestry of “vrost”, step by step

vrost traces back through two separate lines of ancestry.

via Old High German frost

StepLanguageWordMeaning
1Old High Germanfrostfrost
2Proto-West Germanic*frost—
3Proto-Germanicfrustazcold; frost; freezing weather; frost; rime
4Proto-Indo-Europeanprustósfrost

via Old Saxon frost

StepLanguageWordMeaning
1Old Saxonfrost—

Words derived from “vrost”

Every word from Proto-Indo-European prustós →Every word from Proto-Germanic frustaz →Every word from Proto-West Germanic *frost →