Where does “סאַמעט” come from?

סאַמעט (Yiddish) comes from Middle High German samīt, from Old French samit, from Latin samitum, from Ancient Greek ἑξάμιτον, from Ancient Greek ἕξ, from Proto-Hellenic hwéks, from Proto-Indo-European swéḱs — six.

סאַמעט (Yiddish): velvet