Fidelity and complaisance are the principal duties of both; and those men who do not choose to dance or marry themselves, have no business with the partners or wives of their neighbours.
Of her other, her older, her more established friend, Isabella, of whose fidelity and worth she had enjoyed a fortnight’s experience, she scarcely saw anything during the evening.
But a faithful promise—the fidelity of promising!
He felt himself bound as much in honour as in affection to Miss Morland, and believing that heart to be his own which he had been directed to gain, no unworthy retraction of a tacit consent, no reversing decree of unjustifiable anger, could shake his fidelity, or influence the resolutions it prompted.
There are no more uses of "fidelity" in the book.
Show samples from other sources
But it was only decent, and now I was a cheater, and I couldn’t ruin my record of fidelity on something merely average.
Gillian Flynn -- Gone Girl
That opening is scientifically and mathematically positioned by a factory-trained technician to enhance the TT AB-700’s true high-fidelity sound!"
Christopher Paul Curtis -- The Watsons Go to Birmingham—1963