It is headed, ’Singular Occurrence at a Fashionable Wedding’: " ’The family of Lord Robert St. Simon has been thrown into the greatest consternation by the strange and painful episodes which have taken place in connection with his wedding.
There are no more uses of "consternation" in the book.
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With a look of consternation, her teacher asked if anyone had done the reading.
He was a natural athlete, but to the coaches consternation, he tended to forget the play in the heat of the moment.