Where does “durst” come from?

durst (Old High German) comes from Proto-West Germanic þurstu, from Germanic *þurstuz, from Proto-Indo-European ters- — dry.

Ancestry of “durst”, step by step

durst traces back through two separate lines of ancestry.

via Proto-West Germanic þurstu

StepLanguageWordMeaning
1Proto-West Germanicþurstuthirst
2Germanic*þurstuz
3Proto-Indo-Europeanters-dry

via Proto-Germanic þurstuz

StepLanguageWordMeaning
1Proto-Germanicþurstuzdryness, thirst

Words derived from “durst

Every word from Proto-Indo-European ters-Every word from Germanic *þurstuzEvery word from Proto-West Germanic þurstu