Where does “bezem” come from?

bezem (Dutch) comes from Middle Dutch besem, from Old Dutch besemo, from Proto-West Germanic besmō, from Proto-Germanic besmô, from Proto-Indo-European bʰés-mō ~ bʰs-m̥nés, from Proto-Indo-European bʰes- — wind; to blow, chew, rub; to rub, grind.

bezem (Dutch): broom