Where does “íarraid” come from?

íarraid (Old Irish) comes from Old Irish íar, from Proto-Celtic *eɸirom, from Proto-Indo-European h₁epi, from Proto-Indo-European h₁eps.

Ancestry of “íarraid”, step by step

StepLanguageWordMeaning
1Old Irishíarafter; according to
2Proto-Celtic*eɸirombehind
3Proto-Indo-Europeanh₁epion, at, near
4Proto-Indo-Europeanh₁eps—

Words derived from “íarraid”

Every word from Proto-Indo-European h₁eps →Every word from Proto-Indo-European h₁epi →Every word from Proto-Celtic *eɸirom →
íarraid — Etymology, Origin & Word History | Etymology Explorer