Sentence:  The best wrap skirt is a faux wrap; designed to include the top third of the <WSD>underwrap</WSD> (the skirt panel closest to you) in the side seam. 
Meaning of the word marked with <WSD> tags:  The portion of a garment that is overlapped by another portion, such as the hidden part of a wrap skirt or the edge that holds buttons which is hidden when a garment is buttoned up.