Sentence:  Mr. Mason, <WSD>shivering</WSD> as some one chanced to open the door, asked for more coal to be put on the fire, which had burnt out its flame, though its mass of cinder still shone hot and red. The footman who brought the coal, in going out, stopped near Mr. Eshton's chair, and said something to him in a low voice, of which I heard only the words, "old woman,"—"quite troublesome." 
Meaning of the word marked with <WSD> tags:  To tremble or shake, especially when cold or frightened.