Synonym Chooser

How is the word traitorous different from other adjectives like it?

Some common synonyms of traitorous are disloyal, faithless, false, perfidious, and treacherous. While all these words mean "untrue to what should command one's fidelity or allegiance," traitorous implies either actual treason or a serious betrayal of trust.

traitorous acts punishable by death

Where would disloyal be a reasonable alternative to traitorous?

The words disloyal and traitorous can be used in similar contexts, but disloyal implies a lack of complete faithfulness to a friend, cause, leader, or country.

disloyal to their country

When could faithless be used to replace traitorous?

The words faithless and traitorous are synonyms, but do differ in nuance. Specifically, faithless applies to any failure to keep a promise or pledge or any breach of allegiance or loyalty.

faithless allies

When is it sensible to use false instead of traitorous?

While in some cases nearly identical to traitorous, false stresses the fact of failing to be true in any manner ranging from fickleness to cold treachery.

betrayed by false friends

How do perfidious and faithless relate to one another, in the sense of traitorous?

Perfidious adds to faithless the implication of an incapacity for fidelity or reliability.

a perfidious double-crosser

In what contexts can treacherous take the place of traitorous?

Although the words treacherous and traitorous have much in common, treacherous implies readiness to betray trust or confidence.

a treacherous adviser

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 traitorous And somewhere between them on the war/peace continuum sit the men on Rhaenyra’s borderline traitorous council. Amanda Whiting, Vulture, 30 June 2024 Simultaneously, Hal is on a call with President Rayburn to brief him on Penn's traitorous schemes. Samantha Stutsman, People.com, 5 Nov. 2024 Assassinations first target Republicans deemed traitorous. Charles Bethea, The New Yorker, 4 Nov. 2024 But seeing the speed with which Homelander zaps a hole in one traitorous employee’s head scares her into staying. Ben Rosenstock, Vulture, 13 June 2024 See All Example Sentences for traitorous
Recent Examples of Synonyms for traitorous
Adjective
  • But the jitters still shook him, a false-start whistle blowing on his first 40-yard attempt at February’s NFL combine.
    Luca Evans, Denver Post, 13 Apr. 2025
  • Sanchez and her co-conspirators created false documents for the victims, including Permanent Residence cards and Social Security cards, and helped the victims find employment in the Hartford area.
    Stephen Underwood, Hartford Courant, 12 Apr. 2025
Adjective
  • The match ended when Heyman turned on both Punk and Reigns with a pair of treacherous low blows on each.
    Alfred Konuwa, Forbes.com, 20 Apr. 2025
  • In February, Star residents and City Council members clashed over competing needs for a new school and improvements to a treacherous road, with the school proposal winning out.
    Rose Evans, Idaho Statesman, 16 Apr. 2025
Adjective
  • All such theories, however, have appeared to be unreliable and speculative since any first strikes would have to contend with the risk of an enemy launch on warning as well as sufficient systems surviving for a devastating riposte.
    Lawrence D. Freedman, Foreign Affairs, 14 Apr. 2025
  • Some customers worry Crusoe’s cloud system is unreliable.
    Christopher Helman, Forbes.com, 10 Apr. 2025
Adjective
  • Any policy that deviates from the central government’s could be seen as politically disloyal.
    Vivian Wang, New York Times, 20 Feb. 2025
  • That is part of a broader push to dismantle or remake institutions that are considered by the administration to be wasteful, disloyal or standing in the way of its objectives.
    Roxana Popescu, San Diego Union-Tribune, 6 Feb. 2025
Adjective
  • Jake Gyllenhaal is his foil as the perfidious Iago, who goads Othello into unreasoning jealousy with lies about his beloved Desdemona (Molly Osborne).
    New York Times, New York Times, 17 Feb. 2025
  • Since then, Putin has sought instead to rally the public to the defense of a motherland besieged by the perfidious and cunning West.
    Leon Aron, The Atlantic, 5 Dec. 2024
Adjective
  • Don Cheadle and Benicio del Toro are both quite good as part of a team that’s tasked with stealing a secret document, setting the stage for a drama involving gangsters, faithless lovers, and white-collar crooks.
    Tim Grierson, Vulture, 24 Jan. 2025
  • Don Cheadle and Benicio del Toro are both quite good as part of a team that’s tasked with stealing a secret document, setting the stage for a drama involving gangsters, faithless lovers, and white-collar crooks.
    Tim Grierson, Vulture, 24 Jan. 2025
Adjective
  • Intriguingly, the researchers found that these unfaithful chains-of-thought were, on average, longer than faithful ones, suggesting the omissions weren't merely for brevity.
    ArsTechnica, ArsTechnica, 10 Apr. 2025
  • The play, which was co-produced by Burruss and her longtime husband Todd Tucker, is a tragedy about a commander who is manipulated into thinking his wife is unfaithful.
    Elizabeth Ayoola, Essence, 27 Mar. 2025
Adjective
  • However, those statements are untrue, said Dean Baker, senior economist and co-founder of the Center for Economic and Policy Research.
    Kamaron McNair, CNBC, 4 Apr. 2025
  • The results, published on March 12 in the Journal of Health Psychology, suggest adding bad sleep quality on top of existing issues like depression can make people more susceptible to patently untrue conspiracies.
    Andrew Paul, Popular Science, 12 Mar. 2025

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Cite this Entry

“Traitorous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/traitorous. Accessed 24 Apr. 2025.

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