Etymology Explorer › Middle English

Where does “bac-” come from?

bac- (Middle English) comes from Middle English abak, from Old English onbæc, from Old English on, from Proto-West Germanic ana, from Proto-Germanic *an, from Proto-Germanic ana, from Proto-Indo-European h₂en- — on, onto.

Ancestry of “bac-”, step by step

StepLanguageWordMeaning
1Middle Englishabak—
2Old Englishonbæc—
3Old Englishonon, in, at, among; from
4Proto-West Germanicanaon
5Proto-Germanic*an—
6Proto-Germanicanaon, at; on, onto; ana
7Proto-Indo-Europeanh₂en-on, onto

Words derived from “bac-”

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Every word from Proto-Indo-European h₂en- →