Mongolian сүү

← Daur suu (cognate)

← Turkish süt (cognate)

← Proto-Turkic *sǖt (cognate)

← Proto-Mongolic *sün (inherited)

← Proto-Mongolic *üsün (link)

← East Yugur hsün (cognate)

→ Turkish süt (cognate)

→ Kalmyk үсн (cognate)