FIDELITIES Synonyms: 40 Similar and Opposite Words

Q: How is the word 'fidelity' distinct from other similar nouns?

Some common synonyms of fidelity are allegiance , devotion , fealty , loyalty , and piety . While all these words mean "faithfulness to something to which one is bound by pledge or duty," fidelity implies strict and continuing faithfulness to an obligation, trust, or duty. // marital fidelity

Q: Where would 'allegiance' be a reasonable alternative to 'fidelity'?

The words allegiance and fidelity are synonyms, but do differ in nuance. Specifically, allegiance suggests an adherence like that of citizens to their country. // pledging allegiance

Q: When would 'devotion' be a good substitute for 'fidelity'?

While the synonyms devotion and fidelity are close in meaning, devotion stresses zeal and service amounting to self-dedication. // a painter's devotion to her art

Q: When can 'fealty' be used instead of 'fidelity'?

The meanings of fealty and fidelity largely overlap; however, fealty implies a fidelity acknowledged by the individual and as compelling as a sworn vow. // fealty to the truth

Q: When might 'loyalty' be a better fit than 'fidelity'?

The words loyalty and fidelity can be used in similar contexts, but loyalty implies a faithfulness that is steadfast in the face of any temptation to renounce, desert, or betray. // valued the loyalty of his friends

Q: When could 'piety' be used to replace 'fidelity'?

The synonyms piety and fidelity are sometimes interchangeable, but piety stresses fidelity to obligations regarded as natural and fundamental. // filial piety

fidelity

noun

fə-ˈde-lə-tē

Definition of fidelity

as in loyalty

adherence to something to which one is bound by a pledge or duty they have never wavered in their fidelity to the cause of freedom

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How is the word fidelity distinct from other similar nouns?

Some common synonyms of fidelity are allegiance, devotion, fealty, loyalty, and piety. While all these words mean "faithfulness to something to which one is bound by pledge or duty," fidelity implies strict and continuing faithfulness to an obligation, trust, or duty.

marital fidelity

Where would allegiance be a reasonable alternative to fidelity?

The words allegiance and fidelity are synonyms, but do differ in nuance. Specifically, allegiance suggests an adherence like that of citizens to their country.

pledging allegiance

When would devotion be a good substitute for fidelity?

While the synonyms devotion and fidelity are close in meaning, devotion stresses zeal and service amounting to self-dedication.

a painter's devotion to her art

When can fealty be used instead of fidelity?

The meanings of fealty and fidelity largely overlap; however, fealty implies a fidelity acknowledged by the individual and as compelling as a sworn vow.

fealty to the truth

When might loyalty be a better fit than fidelity?

The words loyalty and fidelity can be used in similar contexts, but loyalty implies a faithfulness that is steadfast in the face of any temptation to renounce, desert, or betray.

valued the loyalty of his friends

When could piety be used to replace fidelity?

The synonyms piety and fidelity are sometimes interchangeable, but piety stresses fidelity to obligations regarded as natural and fundamental.

filial piety

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of fidelity Lay disciples typically uphold the vow of brahmacharya by maintaining fidelity toward their spouse. — Bhakti Mamtora, The Conversation, 30 Sep. 2026 The company relies on high-fidelity training simulators that replicate an infinite number of outcomes, such as system failures and peak-load scenarios, offline. — Miroslav Katsarov, Forbes.com, 10 Sep. 2026 The technology has evolved so much in terms of the visual fidelity, filmmaker control, the ability to generate audio, and the length of a film that is possible. — Brian Welk, IndieWire, 5 Sep. 2026 In Mozart’s original, two Italian soldiers decide to test their lovers’ fidelity by pretending to head off to war. — ABC News, 5 Sep. 2026 See All Example Sentences for fidelity

Recent Examples of Synonyms for fidelity

Noun

My business experience has shown me that clients feel more loyalty and comfort with a company willing to work through difficult periods with them.

— Mark Berookim, Forbes.com, 26 Oct. 2026
In the Buendías’ legacy of love and betrayal, loyalty and idealism, there was domestic and political violence, but there was also ice in the middle of the jungle and a sickness that put the whole town to sleep and girls that became witches.

— Literary Hub, Literary Hub, 26 Oct. 2026

Definition of loyalty

Noun

Nvidia's most recent quarterly financial filing in August outlined over $500 billion in off-balance-sheet commitments over the coming years, with a majority maturing through fiscal 2029.

— Kif Leswing,Isabel O'Brien, CNBC, 24 Oct. 2026
The Biden administration also had a commitment to AI safety that annoyed AI companies.

— Nina Verdelli, Vanity Fair, 24 Oct. 2026

Definition of commitment

Noun

Has he been hoodwinked by the performance of devotion between Holmes and Evans?

— Kathryn VanArendonk, Vulture, 22 Oct. 2026
Turturro admires Harry’s old-school pride in his craft, but the character’s devotion to his ailing wife struck a deeper chord.

— Los Angeles Times, Los Angeles Times, 21 Oct. 2026

Definition of devotion

Browse Nearby Words

fiddling (with)

fidelity

fidget

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“Fidelity.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/fidelity. Accessed 28 Oct. 2026.

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Synonyms of fidelity

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