How To Use Descant on In A Sentence

• The girl singers were asked to descant on the tune.
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• When he has begun to descant on a subject which interests his morbid feelings, he knows not when to pass to another.
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• I had been going to mark the 1000th posting here with a descant on futility and failure, as is traditional on New Year's Eve.
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• It is a pleasure to hear my refugee patients descant on that great historical achievement.
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