[tied] Re: PIE genitive plural *-o:m, a possible analysis

--- In cybalist@yahoogroups.com, <proto-language@...> wrote:

>
> The simplest permissible word-form in PIE was *CA, where *A

represents the Ablaut-vowel that, at the next earliest stage,
manifested itself as *é when stress-accented, or *Ø when not
stress-accented.

So are you suggesting that PIE had words of the form C?

> The commonest word-form was *CACA, which, in accordance with the

rule that the penultimate syllable was stress-accented, appears in the
next earliest stage as *CéCØ (from *CÁCA).

Where would a word like *kWis come from?