From: Francesco Brighenti
Message: 70042
Date: 2012-09-06
> In principle the *Ad- could represent either full-grade or zero-b in Vedic Sanskrit adbhis, adbhyas has long been thought to arise through assimilation to the following voiced consonant (*ap-bhis > *ab-bhis > adbhis). An analogous dissimilation pattern is also seen at work in the dat.pl. of Vedic Sanskrit napa:t- 'grandson', i.e. nadbhyas (< *napt-bhyas).
> grade of *h2ad- or *h4ad-. I suspect that the root is indeed
> represented in Sanskrit, forming the suppletive inst. pl. <adbhis>
> and dat./abl. pl. <adbhyas> of <ap-> 'water'. (Or perhaps the
> suppletion was in the opposite direction, due to bizarre regular
> forms of a C-stem *ad-?)
> I could not access the paper arguing for a Germanic origin of theThe article mentioning the Germanic etymology of the name Oder, supposedly deriving from a PIE root *e:der-, has in the meantime been moved to this url:
> Oder (within the old post cited by Francesco), but the idea sounds
> dubious to me, and I think we do have an OEH name.