Where does “thirstful” come from?

thirstful (English) comes from English thirst, from Middle English thirst, from Old English þurst, from Proto-West Germanic þurstu, from Germanic *þurstuz, from Proto-Indo-European ters- — dry.

thirstful (English): thirsty

Definitions

  1. thirsty

Ancestry of “thirstful”, step by step

thirstful traces back through two separate lines of ancestry.

via English thirst

StepLanguageWordMeaning
1EnglishthirstA sensation of dryness in the throat associated...
2Middle Englishthirstthirst; a need of or desire for hydration
3Old Englishþurstthirst
4Proto-West Germanicþurstuthirst
5Germanic*þurstuz
6Proto-Indo-Europeanters-dry

via English ful

StepLanguageWordMeaning
1Englishful
Every word from Proto-Indo-European ters-Every word from Germanic *þurstuzEvery word from Proto-West Germanic þurstu