treasonous
having the character of, or characteristic of, a traitor - the faithless Benedict Arnold - a lying traitorous insurrectionist • Syn: faithless, traitorous, unfaithful, treasonable • Similar to: disloyal • Derivationally related forms: treason, unfaithfulness (for: unfaithful), traitor (for: traitorous), traitorousness (for: traitorous), faithlessness (for: faithless)
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