…a more weakening effect upon the lofty resolutions he had formed, Mrs Nickleby and Kate continued to live in peace and quiet, agitated by no other cares than those which were connected with certain harassing proceedings taken by Mr Snawley for the recovery of his son, and their anxiety for Smike himself, whose health, long upon the wane, began to be so much affected by apprehension and uncertainty as sometimes to occasion both them and Nicholas considerable uneasiness, and even alarm.
There are no more uses of "wane" in the book.
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Our passion has waned over the years, but our love has grown.
The moon was waning, but I could still see the trail.