Where does “ēristo” come from?

ēristo (Old Dutch) comes from Proto-Germanic airist, from Proto-Germanic airi, from Proto-Germanic airiz — earlier, before; comparative degree of *airi.

Ancestry of “ēristo”, step by step

StepLanguageWordMeaning
1Proto-Germanicairistearliest, at first; superlative degree of *airi
2Proto-Germanicairiearly
3Proto-Germanicairizearlier, before; comparative degree of *airi

Words derived from “ēristo

Every word from Proto-Germanic airizEvery word from Proto-Germanic airiEvery word from Proto-Germanic airist