Where does “ed-” come from?

ed- (English) comes from Middle English ed-, from Old English ed-, from Old Irish id-, from Proto-Germanic idi-, from Proto-Indo-European éti, from Proto-Indo-European h₁é, from Proto-Indo-European ǵʰe — Postpositional intensifying particle: indeed, at any rate, in fact.

ed- (English): A prefix of Old English origin meaning "again",...

Definitions

  1. A prefix of Old English origin meaning "again",...

Ancestry of “ed-”, step by step

StepLanguageWordMeaning
1Middle Englished-
2Old Englished-anew, again; against, backwards; turning
3Old Irishid-him; it
4Proto-Germanicidi-again, anew; back, against
5Proto-Indo-Europeanétibeyond; over
6Proto-Indo-Europeanh₁éand, then
7Proto-Indo-EuropeanǵʰePostpositional intensifying particle: indeed, at any rate, in fact
Every word from Proto-Indo-European ǵʰeEvery word from Proto-Indo-European h₁éEvery word from Proto-Indo-European éti