perfidious

  • 1 Perfidious — Per*fid i*ous (p[ e]r*f[i^]d [i^]*[u^]s; 277), a. [L. perfidious.] 1. Guilty of perfidy; violating good faith or vows; false to trust or confidence reposed; teacherous; faithless; as, a perfidious friend. Shak. [1913 Webster] 2. Involving, or… …

    The Collaborative International Dictionary of English

  • 2 perfidious — ► ADJECTIVE literary ▪ deceitful and untrustworthy: a perfidious lover. DERIVATIVES perfidiously adverb perfidiousness noun …

    English terms dictionary

  • 3 perfidious — I adjective base, betraying, cheating, conniving, corrupt, deceitful, deceiving, designing, dishonest, dishonorable, disloyal, disobedient, dissembling, double crossing, double dealing, faithless, false, falsehearted, fraudulent, guileful,… …

    Law dictionary

  • 4 perfidious — 1590s, from PERFIDY (Cf. perfidy) + OUS (Cf. ous) …

    Etymology dictionary

  • 5 perfidious — *faithless, false, disloyal, traitorous, treacherous Analogous words: *mercenary, venal: disaffected, alienated, estranged (see ESTRANGE): deceitful, *dishonest: perjured, forsworn (see PERJURE) …

    New Dictionary of Synonyms

  • 6 perfidious — [adj] treacherous betraying, deceitful, deceptive, double crossing*, double dealing*, faithless, false, insidious, misleading, recreant, shifty*, slick*, snake in the grass*, traitorous, two faced*, two timing*, undependable, unfaithful, unloyal …

    New thesaurus

  • 7 perfidious — [pər fid′ē əs] adj. [L perfidiosus] characterized by perfidy; treacherous SYN. FAITHLESS perfidiously adv …

    English World dictionary

  • 8 perfidious — [[t]pə(r)fɪ̱diəs[/t]] ADJ GRADED: usu ADJ n 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. Syn:… …

    English dictionary

  • 9 perfidious — perfidiously, adv. perfidiousness, n. /peuhr fid ee euhs/, adj. deliberately faithless; treacherous; deceitful: a perfidious lover. [1590 1600; < L perfidiosus faithless, dishonest. See PERFIDY, OUS] Syn. false, disloyal; unfaithful, traitorous.… …

    Universalium

  • 10 perfidious — adjective Of, pertaining to, or representing perfidy; disloyal to what should command ones fidelity or allegiance. They believed him to be with them but his perfidious action nearly lost them the battle. Syn: traitorous, treacherous …

    Wiktionary

  • 11 perfidious — per|fid|i|ous [pəˈfıdiəs US pər ] adj literary [Date: 1500 1600; : Latin; Origin: perfidiosus, from perfidia disloyalty , from perfidus disloyal , from per fidem decipere to deceive by trust ] someone who is perfidious is not loyal and cannot be… …

    Dictionary of contemporary English

  • 12 perfidious — [pə fɪdɪəs] adjective literary deceitful and untrustworthy: a perfidious lover. Derivatives perfidiously adverb perfidiousness noun …

    English new terms dictionary

  • 13 perfidious — adjective literary someone who is perfidious is disloyal and cannot be trusted; treacherous (1) perfidiousness noun (U) …

    Longman dictionary of contemporary English

  • 14 perfidious — adjective, literary a perfidious lover Syn: treacherous, duplicitous, deceitful, disloyal, faithless, unfaithful, traitorous, treasonous, false, false hearted, double dealing, two faced, untrustworthy Ant: faithful …

    Thesaurus of popular words

  • 15 perfidious — adjective tending to betray; especially having a treacherous character as attributed to the Carthaginians by the Romans Punic faith the perfidious Judas the fiercest and most treacherous of foes treacherous intrigues • Syn: ↑punic, ↑treacherous …

    Useful english dictionary

  • 16 perfidious — adjective Date: 1572 of, relating to, or characterized by perfidy Synonyms: see faithless • perfidiously adverb • perfidiousness noun …

    New Collegiate Dictionary

  • 17 perfidious — Synonyms and related words: Machiavellian, alienated, ambidextrous, artful, corrupt, crafty, crooked, cunning, deceitful, disaffected, dishonest, disloyal, double, double dealing, double faced, double minded, double tongued, doublehearted,… …

    Moby Thesaurus

  • 18 perfidious — I (New American Roget s College Thesaurus) adj. treacherous, crooked, shifty, double dealing, two timing, double crossing, like a snake in the grass; perjurious, lying, truthless; deceitful, insidious, snakelike. See improbity, falsehood.Ant.,… …

    English dictionary for students

  • 19 perfidious — per|fid|i|ous [ pər fıdiəs ] adjective LITERARY not able to be trusted: TREACHEROUS …

    Usage of the words and phrases in modern English

  • 20 perfidious — per·fid·i·ous || pÉ™r fɪdɪəs /pÉ™ adj. adulterous, unfaithful; deceitful, treacherous …

    English contemporary dictionary