From *tügün (“knot”), from Proto-Turkic *düg- (“to tie in a knot; make a loop”). түйін • (tüiın) (mathematics) knot (anatomy) node, nodus (botany) knurl
From *tügün (“knot”), from Proto-Turkic *tüg- (“to tie in a knot; make a loop”), whence also төйөр (töyör), төймә (töymə), төйнә- (töynə-). Compare Old