Comment: Cf. also Lezg. Khl. re-χü, Tab. Khan. χ:Iäw, Ag. Bursh., Burk. X̀aw, Fit. χIaw, Tp. ʕaw; Tsakh. (Tsakh.) χIo, Gelm. χIʷa ( < *χIewa with reduction; this form points to the PL paradigm *χ:Iewa, obl. *χIewä-). Lezg. reflects a form which may point to former changing class prefixes.
