Протонахский: *=ʕāχ-(in)
Значение: long
Чеченский: =ēχ-a
Ингушский: =ʕäχ-a
Бацбийский: =aχχ-ẽ
Комментарии: Cf. also Shar. =ʕēχĩ, Cheb. =āχẽ, Khild. =ʕēχe etc. The geminated -χχ- in Bacb. is obviously expressive. The pure root *ʕāχ- is present in Chech. =aχ-dan "to lengthen", Bacb. =aχ-dar id.