Kolyma Yukaghir is a seriously endangered language spoken by about 50 people in the northeast of Asiatic Russia. It is one of the two surviving languages of the Yukaghir family, which is considered by different scholars either as an isolate left over from before the expansion of other languages and language families into Siberia, or as a distant relative of the Uralic family. In many ways, Yukaghir fits the grammatical type widespread among the languages of Siberia, namely that of predominantly verb-final dependent-marking language with relatively rich agglumative morphology and deranking...