From Old Turkicjoγurqan(“blanket”). This, in turn, appears to be a substantivized past participle from a verbal stem *yoğur-, however unattested with any related semantic value.
Cognate with
Khakasчорған(çorğan), Southern Altaijууркан(ǰuurkan), Kyrgyzжууркан(cuurkan), жуурткан(cuurtkan),
Azeriyorğan(“blanket”), etc.