Throughout the whole army and at headquarters most joyful though erroneous rumors were rife of the imaginary approach of columns from Russia, of some victory gained by the Austrians, and of the retreat of the frightened Bonaparte.
There are no more uses of "rife" in the book.
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He’s talking to Phoebe Rifer and they’re laughing about something.
Lauren Oliver -- Before I Fall
This, of course, was no manor, but I suppose a house rife with any human activity has something over one unsettlingly spacious and silent.