Etymology

Cognate with Old High German odo; compare Old English oþþe, eþþa; Old Norse eða. Ultimately thought to be a Germanic suffixed dual form of the base of ef.

Pronunciation

• uncertain: IPA^(key): /ˈɛfðɑ/, IPA^(key): /ˈɛvðɑ/ or IPA^(key): /ˈɛfþɑ/