Comments: Cf. also Akhv. Ratl. riḳan-ƛ:i, Cham. Gig. rič̣an, Kar. Arch. reḳun. All Andian languages (except Tindi) reflect either a form with an *-n-suffix, or a compound *riḳV-ḳul (with contraction); for its second part cf. Av. ḳul 'key' (q.v.). Tind. > Inkh. riḳa 'key'.