Where does “saumārius” come from?

saumārius (Latin) comes from Latin sagma, from Ancient Greek σάγμα, from Ancient Greek σάττω, from Proto-Indo-European twenk- — to press, squeeze; to squeeze, press, pressure.

Ancestry of “saumārius”, step by step

Step	Language	Word	Meaning
1	Latin	sagma	saddle
2	Ancient Greek	σάγμα	A covering, a clothing; the covering of a shield;...
3	Ancient Greek	σάττω	to stuff quite full, cram, pack; to press close,...
4	Proto-Indo-European	twenk-	to press, squeeze; to squeeze, press, pressure

Every word from Proto-Indo-European twenk- →Every word from Ancient Greek σάττω →Every word from Ancient Greek σάγμα →