Her pale face and impetuous manner made him start, and before he could recover himself to speak, she, in whose mind every idea was superseded by Lydia’s situation, hastily exclaimed, "I beg your pardon, but I must leave you.
There are no more uses of "supersede" in the book.
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Engineers used slide rules before they were superseded by calculators.
No method nor discipline can supersede the necessity of being forever on the alert.
Thoreau, Henry David -- Walden & on the Duty of Civil Disobedience