Comment: Cf. also Lezg. Nüt. jüxʷ, Tab. Düb. již̌i, Ulz. jiš:̌, Ag. Bursh. iš:ʷ, Arch. adv. š:ʷi 'at night' ( = Ud. šü 'night'), Ud. üše adv. 'at night'. Bud. adv. juwu-z id. (the form juǯe-nǯiǯ is a result of early delabialisation and assimilation from *ʡiš:ʷe-). Oblique base *ʡiš:ʷa-, cf. Lezg. jife-/fe-, Tab. jiš̌a-, Rut. wɨši-). 4th class in all class-distinguishing languages.