> colour *e to *a by assimilation of a particularLet me get this straight: do you see the origin of the ablaut vowel
> quality from the phoneme to the vowel: [+low]. Well,
> uvulars naturally have that very quality! We may then
> unite *q (trad. *k), *G (trad. *g) and *GH (trad.
> *gH) with *h2 to form a more cohesive 'uvular'
> class. It then can phonetically explain why there is
> a near-absence of reconstructions with *qe or *eq. In
> fact, it is more than likely that they are nothing
> but post-IE mirages anyway.