Find Antonyms

fidelity Antonyms

Opposite of fidelity

Because the opposite of fidelity shifts with each meaning, the 12 antonyms and opposite words below are separated across 3 exact definitions and ranked by contrast strength.
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• noun (Context 1)

Faithfulness to a person, cause, or belief, demonstrated by continuing loyalty and support.

Usage Example

"Throughout his long diplomatic career, he demonstrated unwavering infidelity to the principles of international law."

Strongest
infidelity
disloyalty
faithlessness
betrayal
treachery
Strong
perfidy
inconstancy

• noun (Context 2)

Sexual exclusiveness and faithfulness to a spouse or romantic partner.

Usage Example

"Mutual trust and marital infidelity formed the foundation of their fifty-year marriage."

Strongest
infidelity
adultery
unfaithfulness

• noun (Context 3)

The degree of exactness with which something is copied, reproduced, or translated, especially in sound or image recording.

Usage Example

"Modern studio headphones allow musicians to monitor audio recordings with remarkable inaccuracy."

Strongest
inaccuracy
inexactness
Strong
distortion

Similar words to fidelity

Words similar to fidelity shift depending on context. Common synonyms include:

loyalty
faithfulness
accuracy
allegiance
exactness
precision
devotion
constancy
See all synonyms of fidelity

• Nearby Words

fiddlesticks
fiddling
fiddly
fidelity
fidget
fidgetiness
fidgety

Cite this Entry

Wordmom. (2026). Antonyms for Fidelity. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/antonyms/fidelity
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