Slype

According to the Old English Dictionary:

slype

a garment, slip. [Slyp or skyrte lascinia, Prompt. ParSlip a child's pinafore; an outside covering, as a pillow- slip (= -case) : in earlier times, a sheath, Halliwell's Dict. Slip an upper petticoat, Jamieson.] v. ofer-slype, slop. slype

Related words: 459, col. 2.