> > Let me get this straight: do you see the origin of the ablaut vowelI didn't quite get that. The premise you cite seems to support the
> > (the "citation vowel" of most IE roots) as being /e/, backed to /a/
> > near uvulars, or /a/, fronted to /e/ except near uvulars?
> If I may interject, I find the latter to be more likely. Uvulars
> tend to have a lowering effect on adjacent vowels (e.g. Quechua /i/
> and /u/ become /e/ and /o/ next to /q/).