Sentence:  Ȝe ne haue na more meryte · in masse ne in houres / Þan <WSD>Malkyn</WSD> of hire maydenhode · þat no man desireth. / : You gain no more merit from mass or your prayers / Than <WSD>Malkin</WSD> from her maidenhood, which no man desires. 
Meaning of the word marked with <WSD> tags:  A (stereotypical name for a) lower-class or uncultured woman; a kitchenmaid; a slattern. (from 13th c.)