Proto-Nakh: *ʔārŁ-
Meaning: to thresh
Chechen: ār-
Ingush: ard-
Batsbi: arl-
Comments: In Bacb. arl- is Kadagidze's notation; Matsiyev has arʎ-. A direct derivate from this verbal stem is PN *ʔārŁV: Chech. ēra 'threshing-floor; grain lying upon it', Ing. ɔrda-l 'sheaves ready for threshing; cattle working on the threshing-floor'.