From: P&G
Message: 42283
Date: 2005-11-26
> the question as to whetherBut <eo> occurs in other contexts (e.g. heofnum, ðeossum, , beoð,
> <eo> represents a genuine diphthong applies very
> specifically to this context (<geo>, <sceo>).
>
> I have to agree with Lass that the diacritic interpretation
> is elegant, but I admit that I've not read a serious
> counter-argument.