Where does “thurri” come from?

thurri (Old Dutch) comes from Proto-West Germanic þurʀī, from Proto-Germanic þursuz, from Proto-Indo-European ters- — dry.

Ancestry of “thurri”, step by step

StepLanguageWordMeaning
1Proto-West Germanicþurʀīdry, dried up
2Proto-Germanicþursuzdry, lacking water
3Proto-Indo-Europeanters-dry

Words derived from “thurri

Every word from Proto-Indo-European ters-Every word from Proto-Germanic þursuzEvery word from Proto-West Germanic þurʀī