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.
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.