Comments: Av. paradigm B~C (gen. nisú-l/nis-dál). Cf. also Akhv. Tseg., Tlan., Ratl. iša (the MSU records have iša also in North. Akhv.), Kar. Arch., Rach. ʕesa, Tok. ʕisa.
Avar has a usual metathesis (nisu < *ʔinsu); Av. > Arch. noso ( < *niso with regular vowel assimilation) 'curds, cottage cheese'.