Oder etymology

German

German word oder comes from Proto-Indo-European *h₂énteros (Second, other.), Proto-Indo-European *ánteros, Proto-Germanic *efþau (Or.)

Detailed word origin of oder

Dictionary entry Language Definition
*h₂énteros Proto-Indo-European (ine) Second, other.
*ánteros Proto-Indo-European (ine)
*efþau Proto-Germanic (gem-pro) Or.
*anþeraz Proto-Germanic (gem-pro) Other (of two). Second.
odar Old High German (goh) Or.
oder German (de) (tag question) right?; is it?; is it not? Or.