--- In cybalist@..., "Piotr Gasiorowski" <gpiotr@...> wrote:
> See also the "moon" word *me^se~cI. My opinion is that this
marginal formant resulted from adding diminutive *-ko- directly do
nasal stems (without the "buffer yer" normally found in less archaic
forms): *-en-ko-, *-on-ko-, *-n-ko (> *-In-ko- > *-e~cI).
>
> Piotr
>
Just have discovered your suggestion is a classical solution (since
the end of the 19th c.). I suspect we have something regular here:
*mes- 'measure, change' > *me:s-en-ko-, *g^Hoi- 'jump' > *g^Ho:i-en-
ko-. (deverbatives, prolongated vocalism).
Sergei