as in treachery
the act or fact of violating the trust or confidence of another
reading a friend's diary without permission would have to be regarded as the ultimate act of personal treason
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
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 treason
Unlike Smith, Leyba-Gonzalez was not charged with murder, which is the only crime other than treason that allows Indiana judges to hold defendants without bail.
—
Ryan Murphy, IndyStar, 9 Oct. 2025
Indonesian officials suggested flying the flag could amount to treason, prompting Amnesty International to issue a statement defending protesters' rights to free expression.
—Kate Bartlett, NPR, 5 Oct. 2025
Or they’d be accused of treason.
—Nina Khrushcheva, Time, 3 Oct. 2025
Trump and his allies later branded Comey a leaker, with the president even accusing him of treason.
—Eric Tucker, Twin Cities, 25 Sep. 2025
See All Example Sentences for treason
Ryan Murphy, IndyStar, 9 Oct. 2025
Indonesian officials suggested flying the flag could amount to treason, prompting Amnesty International to issue a statement defending protesters' rights to free expression.
—Kate Bartlett, NPR, 5 Oct. 2025
Or they’d be accused of treason.
—Nina Khrushcheva, Time, 3 Oct. 2025
Trump and his allies later branded Comey a leaker, with the president even accusing him of treason.
—Eric Tucker, Twin Cities, 25 Sep. 2025
See All Example Sentences for treason
Recent Examples of Synonyms for treason
Noun
-
And when the surviving crew interrogates the android Ash about his treachery, the book has him pretty much spill the space beans.—
Daniel Dockery,
Vulture,
22 Sep. 2025
-
When does compromise become treachery or defeat?—
Literary Hub,
Literary Hub,
3 Sep. 2025
Noun
-
Having two fellow cohorts who are both women, who are both considered outsiders, who are both women of color, navigating a very specific set of challenges, that dynamic and the betrayal, ultimately, what happens is so tragic to me.—
Dessi Gomez,
Deadline,
22 Oct. 2025
-
Pursued by brutal mercenaries and a deadly assassin, the trio must navigate twists, betrayals and historical secrets buried deep in Europe’s past.—
Leo Barraclough,
Variety,
22 Oct. 2025
Cite this Entry
“Treason.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/treason. Accessed 29 Oct. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share