Catherine cheerfully complied, and being properly equipped, was more impatient than ever to be at the pump-room, that she might inform herself of General Tilney’s lodgings, for though she believed they were in Milsom Street, she was not certain of the house, and Mrs. Allen’s wavering convictions only made it more doubtful.
There are no more uses of "waver" in the book.
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Through good times and bad her love for him has never wavered.
We are looking for someone who won’t waver when things get tough.