"We must go at once, at once!" she said, appalled at the thought of being left in the hands of the French.
She roused herself, and felt appalled at what she had been thinking, and before going down she went into the room where the icons hung and, her eyes fixed on the dark face of a large icon of the Saviour lit by a lamp, she stood before it with folded hands for a few moments.
The courier who had been sent on in advance to find out where the Rostovs were staying in Yaroslavl, and in what condition Prince Andrew was, when he met the big coach just entering the town gates was appalled by the terrible pallor of the princess’ face that looked out at him from the window.
There are no more uses of "appalling" in the book.
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The live in appalling conditions.
She has scheduled a news conference to respond to the appalling accusations.