Комментарии: Cf. also Av. =ac̣:a-da= 'clean', Akhv. =ac̣:a-da=, Tseg., Tl., Ratl. =ac̣:an-da= id., Tind. =ac:a-ja= id. etc. The adjective in all languages is a derivate of the verbal stem. Av. > Inkh. bac̣c̣ada-b, Gin. bac̣adaw.
The Botl. and God. forms go back to a suffixed *c̣:in-ḳV; cf. also Kar. Anch., Tok. c̣:inḳu= 'clean, pure'.