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Treacherous :: Treacherous (a.) Like a traitor; involving treachery; violating allegiance or faith pledged; traitorous to the state or sovereign; perfidious in private life; betraying a trust; faithless.

Perfidiously :: Perfidiously (adv.) In a perfidious manner.

Faithless :: Faithless (a.) Not true to allegiance, duty, or vows; perfidious; trecherous; disloyal; not of true fidelity; inconstant, as a husband or a wife..

Disleal :: Disleal (a.) Disloyal; perfidious.

Treachery :: Treachery (n.) Violation of allegiance or of faith and confidence; treasonable or perfidious conduct; perfidy; treason.

Perfidious :: Perfidious (a.) Involving, or characterized by, perfidy..

True :: True (n.) Steady in adhering to friends, to promises, to a prince, or the like; unwavering; faithful; loyal; not false, fickle, or perfidious; as, a true friend; a wife true to her husband; an officer true to his charge..

Perfidiousness :: Perfidiousness (n.) The quality of being perfidious; perfidy.

Falsely :: Falsely (adv.) In a false manner; erroneously; not truly; perfidiously or treacherously.

False :: False (superl.) Not faithful or loyal, as to obligations, allegiance, vows, etc.; untrue; treacherous; perfidious; as, a false friend, lover, or subject; false to promises..

Felonious :: Felonious (a.) Having the quality of felony; malignant; malicious; villainous; traitorous; perfidious; in a legal sense, done with intent to commit a crime; as, felonious homicide..

Proditorious :: Proditorious (a.) Treacherous; perfidious; traitorous.

Unfaithful :: Unfaithful (a.) Not faithful; not observant of promises, vows, allegiance, or duty; violating trust or confidence; treacherous; perfidious; as, an unfaithful subject; an unfaithful agent or servant..

False-hearted :: False-hearted (a.) Hollow or unsound at the core; treacherous; deceitful; perfidious.

Perfidious :: Perfidious (a.) Guilty of perfidy; violating good faith or vows; false to trust or confidence reposed; teacherous; faithless; as, a perfidious friend..

Traitorous :: Traitorous (a.) Guilty of treason; treacherous; perfidious; faithless; as, a traitorous officer or subject..

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