Comments: Cf. also Kar. Tok. periʎur id., And. purχ-un- 'to ferment (of dough)'. An expressive stem with many irregularities. Cham. butuχ demonstrates a metathesis of laryngeal features < *puduχ = Tind. pujiχan (a borrowing from Old Tind. is Inkh. puduχa 'bellows'). Cham. Gig. perala 'bellows' is most probably a borrowing from Av., as well as Gunz. palal id.
