Context Word: clothes. 
Question: PersonX prefers to dress in tight-fitting clothing that shows much of the skin underneath, while PersonY wears loose, ill-defining clothes that are sensible, because _ is a promiscuous woman. 
Answer: PersonX
PersonX prefers to dress in tight-fitting clothing that shows much of the skin underneath, while PersonY wears loose, ill-defining clothes that are sensible, because _ is a chaste woman.