Reconstruction:Proto-Chukotko-Kamchatkan/rəʀæv

Etymology
This etymon seems only attested in the Chukotkan branch. Note also 🇨🇬, a place name literally meaning “Whale Mountain”, an obvious compound of +  (Fortescue, 2005: 194, 258).

Noun

 * 1) whale

Descendants

 * Chukotkan