Where does “ēriro” come from?

ēriro (Old Dutch) comes from Proto-Germanic airizô, from Proto-Germanic airiz, from Proto-Germanic airi — early.

Ancestry of “ēriro”, step by step

StepLanguageWordMeaning
1Proto-Germanicairizôearlier, former
2Proto-Germanicairizearlier, before; comparative degree of *airi
3Proto-Germanicairiearly

Words derived from “ēriro

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