Sentence:  He stood a moment at the <WSD>coping</WSD>, looking over a land of hard little bungalows with abnormally large porches, and new apartment-houses, small, but brave with variegated brick walls and terra-cotta trimmings. 
Meaning of the word marked with <WSD> tags:  The top layer of a brick wall, especially one that slopes in order to throw off water.