The meaning of TREASONOUS is treasonable.

TREASONOUS definition: treasonable. See examples of treasonous used in a sentence.

TREASONOUS definition: treasonable; traitorous | Meaning, pronunciation, translations and examples

Define treasonous. treasonous synonyms, treasonous pronunciation, treasonous translation, English dictionary definition of treasonous. adj. Treasonable. trea′son·ous·ly adv. American …

Nov 26, 2025 · From treason +‎ -ous. His treasonous actions earned Benedict Arnold eternal scorn.

Treason is any attempt to overthrow the government or impair the well-being of a state to which one owes allegiance; the crime of giving aid or comfort to the enemies of one's government.

treasonous, adj. meanings, etymology, pronunciation and more in the Oxford English Dictionary

Anything treasonous involves a betrayal, particularly of your country. Your sister might consider it treasonous if you tell your parents she skipped school to go to the beach.

Treasonous refers to the act of betraying one's own country or sovereign, especially by attempting to overthrow the government, kill or harm a sovereign, or destabilize the nation's security.

Definition of treasonous. English dictionary and integrated thesaurus for learners, writers, teachers, and students with advanced, intermediate, and beginner levels.