Комментарий: In Ag. and Tab. there occurred a dissimilatory deglottalisation after the initial glottalised consnant; other forms go back regularly to PL *ƛ̣ač̣a, obl. *ƛ̣ač̣ä- (cf. Tab. ḳažu-, Ag. Tp. ḳeǯi-, Tsakh. ḳač̣a).
See Лексика 1971, 165; Гигинейшвили 1977, 104; Талибов 1980, 299.