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fickle. inconstant. recreant. traitorous. treacherous. unfaithful. untrue. See all Synonyms & Antonyms in Thesaurus. Choose the Right Synonym for perfidious. faithless, false, disloyal, traitorous, treacherous, perfidious mean untrue to what should command one's fidelity or allegiance.
unable to be trusted, or showing no loyalty: She described the new criminal bill as a perfidious attack on democracy. Synonym. treacherous. SMART Vocabulary: related words and phrases. Disloyalty, betrayal & treason. adulterous. backstabber. betrayal. betrayer. break ranks idiom. chicane. deserter. desertion. faithlessly. faithlessness. false.
3 days ago · Definitions of perfidiousness. noun. betrayal of a trust. synonyms: perfidy, treachery. see more. Cite this entry. Style: MLA. "Perfidiousness." Vocabulary.com Dictionary, Vocabulary.com, https://www.vocabulary.com/dictionary/perfidiousness. Accessed 19 Jul. 2024. Copy citation. Examples from books and articles. loading examples... Word Family.
Perfidious definition: deliberately faithless; treacherous; deceitful. See examples of PERFIDIOUS used in a sentence.
unable to be trusted, or showing no loyalty: She described the new criminal bill as a perfidious attack on democracy. Synonym. treacherous. SMART Vocabulary: related words and phrases. Disloyalty, betrayal & treason. adulterous. backstabber. betrayal. betrayer. break ranks idiom. chicane. deserter. desertion. faithlessly. faithlessness. false.
If you describe someone as perfidious, you mean that they have betrayed someone or cannot be trusted. [literary] Their feet will trample on the dead bodies of their perfidious aggressors. Synonyms: treacherous, dishonest, false, corrupt More Synonyms of perfidious. Collins COBUILD Advanced Learner’s Dictionary.
If someone accuses you of being perfidious, you should probably be offended — it means underhanded, treacherous, deceitful — even evil. If you betray people often, you're perfidious: traitors are extremely perfidious.
noun. Betrayal, especially of a moral obligation: disloyalty, faithlessness, false-heartedness, falseness, falsity, infidelity, perfidy, traitorousness, treacherousness, treachery, unfaithfulness. The American Heritage® Roget's Thesaurus. Copyright © 2013, 2014 by Houghton Mifflin Harcourt Publishing Company.
Definition of perfidious adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
Of, pertaining to, or representing perfidy; disloyal to what should command one's fidelity or allegiance. Wiktionary. Synonyms: recreant. false-hearted. disloyal. faithless. untrue. unfaithful. treacherous. traitorous. false. punic. shifty. venal. untrustworthy. disaffected. dishonest. Origin of Perfidious.
