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Definitions

treasonous

[tree-zuh-nuhs] / ˈtri zə nəs /


Example Sentences

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Since Soviet scholars were entirely isolated—any contact with foreigners constituted treasonous “kowtowing to the West”—Freidenberg could not have known Arendt’s work, but she arrived at similar conclusions.

From The Wall Street Journal • Apr. 24, 2026

At the time of Gill's conviction Reform UK said it was glad justice was served, calling his actions "reprehensible, treasonous and unforgivable".

From BBC • Dec. 16, 2025

It was called “constructive treason,” because there was no act, but courts construed such forms of speech to be treasonous.

From Slate • Nov. 21, 2025

In my America, like Pope Leo’s, speaking multiple tongues and being a citizen of multiple countries is normal, not treasonous — Leo is a dual Peruvian U.S. citizen who speaks five languages.

From Los Angeles Times • May 10, 2025

Only ... if Mother or Robb did anything treasonous, called the banners or refused to swear fealty or anything, it would all go wrong.

From "A Game of Thrones" by George R.R. Martin




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