His heart was beating violently, and his brain was in a turmoil.
He was conscious of a terrible inner turmoil.
There are no more uses of "turmoil" in the book.
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She was completely unaware that with one twist of the tongue she could plunge Jean Louise into a moral turmoil by making her niece doubt her own motives and best intentions, by tweaking the protestant, philistine strings of Jean Louise’s conscience until they vibrated like a spectral zither.