Where does “onder” come from?

onder (Middle Dutch) comes from Old Dutch under, from Old Saxon undar, from Proto-Germanic under, from Proto-Indo-European h₁entér, from Proto-Indo-European h₁en — in; in, inside.

Ancestry of “onder”, step by step

StepLanguageWordMeaning
1Old Dutchunderunder
2Old Saxonundarunder
3Proto-Germanicunderamong, between; under, beneath; under
4Proto-Indo-Europeanh₁entérbetween
5Proto-Indo-Europeanh₁enin; in, inside

Words derived from “onder

Every word from Proto-Indo-European h₁en