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Ku, ki, ci, cu, kwu, kun (Kelt.): dog, köpek / *?üjnA 'wolf, dog': Afrasian *k(j)n/*k(j)l, *k(w)l 'dog, wolf' ~ IndoEuropean *k?u??n/*k?un- 'dog'; Uralic *küjnä 'wolf'. (Bomhard) / Cogoy (Laz.) > cu (?) / ku, kwu, cu > cogoy > köpek (?)