Middle English word bemen comes from Proto-Indo-European *bhū, Proto-Indo-European *bū-, and later Proto-Germanic *baumaz (Beam, balk. Tree.)

Detailed word origin of bemen

Dictionary entry	Language	Definition
*bhū	Proto-Indo-European (ine-pro)
*bū-	Proto-Indo-European (ine-pro)
*baumaz	Proto-Germanic (gem-pro)	Beam, balk. Tree.
*baumijǭ	Proto-Germanic (gem-pro)	Trumpet. Wooden instrument.
bīeme	Old English (ang)
bīemian	Old English (ang)
bemen	Middle English (enm)

Words with the same origin as bemen