Treachery and Treason

Treachery

Treachery noun - The act or fact of violating the trust or confidence of another.
Usage example: was furious that she revealed his secret and never forgave her for the treachery

Treason is a synonym for treachery in trust topic. In some cases you can use "Treason" instead a noun "Treachery", when it comes to topics like infidelity, unfaithfulness, disloyalty. popular alternative

Nearby Words: treacherous, treacherously

Treason

Treason noun - The act or fact of violating the trust or confidence of another.
Usage example: reading a friend's diary without permission would have to be regarded as the ultimate act of personal treason

Treachery is a synonym for treason in trust topic. You can use "Treachery" instead a noun "Treason", if it concerns topics such as infidelity, unfaithfulness, disloyalty. popular alternative

How words are described

violent violent treachery violent treason
potential potential treachery potential treason
supposed supposed treachery supposed treason
internal internal treachery internal treason
Other adjectives: outright, planned, attempted, suspected.
Cite this Source
Treason and Treachery. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/treachery/treason
Treachery & Treason. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/treachery/treason>.
Treason or Treachery. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/treachery/treason.
Google Ngram Viewer shows how "treachery" and "treason" have occurred on timeline