We were now close in; thirty or forty strokes and we should beach her, for the ebb had already disclosed a narrow belt of sand below the clustering trees.
At every jump of the schooner, red-cap slipped to and fro, but—what was ghastly to behold—neither his attitude nor his fixed teeth-disclosing grin was anyway disturbed by this rough usage.
There are no more uses of "disclose" in the book.
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As if she’d had to do it too many times before and it had gone badly—the admission of wealth that’s greeted with too much enthusiasm, the disclosure of a secret identity that she herself didn’t create.
Gillian Flynn -- Gone Girl
Before I show you this, you have to give me a verbal non-disclosure agreement, okay?