Sentence:  Lawns, houses, chattels, groves, and fields, / All that the fertile valley shields; / Wages of folly--baits of crime, / Of life's uneasy game the stake, / Playthings that keep the eyes awake / Of drowsy, <WSD>dotard</WSD> Time;— 
Meaning of the word marked with <WSD> tags:  An old person with impaired intellect; one in his or her dotage.