Протонахский: *psṭu
Значение: bull
Чеченский: stu
Ингушский: ust
Бацбийский: psṭu
Комментарии: Ing. has a secondary prothesis (ust < *u-sṭu). Obl. base *psṭare- (cf. Chech. stera-, Ing. istar-o, Bacb. psṭari-). 6th class in all languages. The same historical root (with loss of *p-) is present in the compound *sṭ-aḳ "man, person" q.v.
