treasonous

[ tree-zuh-nuhs ]

adjective

1. treasonable.

Other Words From

• treason·ous·ly adverb

Word History and Origins

Origin of treasonous¹

First recorded in 1585–95; treason + -ous

Example Sentences

Since 2016, many of us on the left have wondered how a charmless, treasonous and psychopathic con man could garner the support of half the country.

From Salon

I thought that Trump’s fraud convictions, his treasonous attempt to overthrow the government, his racist and fascist statements and his obvious apparent cognitive decline would have doomed his candidacy before now.

From Salon

On the same call, Shackelford attacked Justice Elena Kagan as “treasonous” and “disloyal” after she endorsed an enforcement mechanism for the court’s newly adopted ethics code in a recent public appearance.

From Salon

Since the Democrats started claiming the nation with a gripping narrative of strength, hope, and unabashed love of country, Trump’s national story looks as pathetic, pessimistic, and treasonous as it is.

From Salon

Well, none of this brass would give the time of day to the treasonous commander-in-chief.

From Salon