Bett, better.
Bewray, [218], betray.
Bewté, beauty.
By, sometimes used for “in.”
Byche, bitch. Byche-clowte, [218], baggage. It is not easy to gloss this old slang.
Bydyng, [22], dwelling.
Bylde, [20], make.
Bylle, [41], book.
Birthene, burden.
Bysmare, [140], [217], shameless person. Generally used as an adjective, as by Chaucer in Canterbury Tales.