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View synonyms for unfaithful

unfaithful

[ uhn-feyth-fuhl ]

adjective

  1. not faithful; false to duty, obligation, or promises; disloyal:

    Given how unfaithful the party has been to voters, it would be surprising if they won.

    Synonyms: untrustworthy, recreant, treacherous, deceitful

  2. not sexually loyal to a spouse or lover; adulterous:

    She was concerned her husband would be unfaithful when he travelled.

  3. not accurate or complete; inexact:

    The book was an unfaithful translation of the original.

    Synonyms: untrue, imprecise

  4. Obsolete. without religious faith; unbelieving.


unfaithful

/ ʌnˈfeɪθfʊl /

adjective

  1. not true to a promise, vow, etc
  2. not true to a wife, husband, lover, etc, esp in having sexual intercourse with someone else
  3. inaccurate; inexact; unreliable; untrustworthy

    unfaithful copy

  4. obsolete.
    not having religious faith; infidel
  5. obsolete.
    not upright; dishonest


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Derived Forms

  • unˈfaithfulness, noun
  • unˈfaithfully, adverb

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Other Words From

  • un·faith·ful·ly adverb
  • un·faith·ful·ness noun

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Word History and Origins

Origin of unfaithful1

First recorded in 1350–1400; Middle English unfeithful, unfaithful; un- 1 + faithful ( def )

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Example Sentences

After his stroke, Bruni discovers that his long-time romantic partner Tom has been unfaithful.

Upon arriving, she sits at the head of the table, scoops a little caviar into her mouth with a Dorito and announces her intention to divorce her unfaithful husband.

The Supreme Court also deemed state penalties on unfaithful electors as legal.

From Fortune

The book’s most chilling scene occurs when Kravitz discovered his father, Sy, had been unfaithful—news he dutifully reported to his mom.

A Democratic Senate candidate being unfaithful to his wife hits North Carolina voters harder than it might in some states, evoking the implosion of former senator and presidential candidate John Edwards.

The most obvious being their unfaithful husbands, but that really is the least of it.

Voronov previously alleged texting proof that Weir had been unfaithful.

Douglas, who played the unfaithful lawyer in the film, was the only one happy to compromise.

Off stage, he was an unfaithful husband, a neglectful father, and a friend only so long as you did what he wanted.

What they'll likely remember is that Unfaithful scene—you know the one.

A grievous vision is told me: he that is unfaithful dealeth unfaithfully: and he that is a spoiler, spoileth.

Had they been unfaithful, or given way before the enemy all would have been lost.

He married in 1798, at the age of forty, a young girl of eighteen, who in consequence of this disparity was unfaithful to him.

If Marguerite has not been unfaithful to you twenty times, it is because she has an exceptional nature.

She wouldn't; she replied that she loved you, and she wouldn't be unfaithful to you for anything in the world.

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