From: tgpedersen
Message: 61064
Date: 2008-10-24
>I thought the result of that, *a: > *o, was only in the final syllable?
> At 12:46:17 PM on Friday, October 24, 2008, tgpedersen
> wrote:
>
> > You're right, so I can't use that to time *-a:- > *-o:-
> > which must then have taken place independently and
> > earlier; it's common Germanic AFAIK?
>
> Yes, though Ringe at least thinks that it was very late.
> (He has *o > *a and *o: > *a:, followed later by rounding
> of *a: to *o, the last change being very late, possibly even
> spreading by contact as PGmc. was breaking up.)