Re: tt/st/ss

--- In cybalist@yahoogroups.com, Piotr Gasiorowski <gpiotr@...> wrote:

>
> On 2007-06-13 20:31, tgpedersen wrote:
> >
> >
> >> *agr.s, *sakr.s < agros, sakros
> >
> > Why? Or rather, where else does this rule apply?
>
> The nom.sg ending *-os was syncopated after /r/ (_not_ from rhotacised
> *s) if this /r/ was originally preceded by a consonant (as in <sacer>,
> cf. OLat. sakros) and in trisyllabic words with a short penult

(vesper <

> *wesperos, but since:rus) plus, exceptionally, in vir < *wiros).

Let me rephrase: does "nom.sg." appear in the rule text
(this is just a complicated way of asking whether the rule is ad hoc)?


Torsten