Proto-Nakh: *ʔēs
Meaning: 1 a bundle of 3 sheaves 2 a bundle of 4 sheaves
Chechen: ös
Ingush: es
Comments: 4th class in both languages. Obl. base *ʔēsu- (Chech. ȫsa-, Ing. eso); the vowel ö in the Chech. direct base is a result of later vowel levelling.