Word.ws English Dictionary

perfidious

Syllables: per·fid·i·ous/pəˈfɪdi.əs/US/pɚˈfɪdi.əs/

perfidious adjective: of, pertaining to, or representing perfidy; disloyal to what should command one's fidelity or allegiance.

Adjective

perfidious (comparative more perfidious, superlative most perfidious)

  1. Of, pertaining to, or representing perfidy; disloyal to what should command one's fidelity or allegiance.
    • TRINCULO (speaking about Caliban): By this light, a most perfidious and drunken / monster: when his god's asleep, he'll rob his bottle.1610–1611 (date written), William Shakespeare, “The Tempest”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published...
    • The perfidious Ricimer soon became dissatisfied with Anthe'mius, and raised the standard of revolt.1851, Oliver Goldsmith, “ch. 26”, in William C. Taylor, editor, Dr. Goldsmith's History of Rome

perfidious meaning in Tamil, Urdu, Bengali and Malayalam

perfidious in Tamil

நம்பிக்கையற்ற

perfidious in Urdu

بےایمان, بےوفا, غدار

perfidious in Bengali

বিশ্বাসঘাতকতাপূর্ণ, আস্থার সঙ্গে প্রতারণাপূর্ণ

perfidious in Malayalam

വിശ്വസവഞ്ചകനായ, വഞ്ചിക്കുന്ന, മിഥ്യാചാരനായ, സത്യസന്ധമല്ലാത്ത
More languagesFewer languages
perfidious in Kannada
ನಂಬಿಕೆದ್ರೋಹದ, ವಿಶ್ವಾಸಘಾತುಕತನದ

Examples of perfidious in a sentence

  • [S]he knew Huntly for the ambitious traitor he was, a man peculiarly perfidious and self-seeking.1905, Andrew Lang, “ch. 14”, in John Knox and the Reformation:
  • After the war, and for the rest of Feininger's life, the perfidious Klumpp refused to give them back.2005 June 21, “Art: The Velocipede of Modernism”, in Time, archived from the original on 12 Nov 2011:

Synonyms of perfidious

Antonyms

All synonyms and antonyms of perfidious

Forms of perfidious

comparativemore perfidious
superlativemost perfidious

Origin of perfidious

From Latin perfidiōsus (“treacherous”), from perfidia. By surface analysis, perfidy + -ous.

Words formed from perfidious

Words that rhyme with perfidious

Questions about perfidious

What does perfidious mean?
Perfidious means of, pertaining to, or representing perfidy; disloyal to what should command one's fidelity or allegiance.
What is perfidious in Tamil?
Perfidious in Tamil is நம்பிக்கையற்ற. See Perfidious meaning in Tamil.
How do you use perfidious in a sentence?
[S]he knew Huntly for the ambitious traitor he was, a man peculiarly perfidious and self-seeking.
What part of speech is perfidious?
Perfidious is an adjective.
How do you pronounce perfidious?
Perfidious is pronounced /pɚˈfɪdi.əs/ (US).

Words near perfidious in the dictionary

  1. Perfettos
  2. perficient
  3. perficients
  4. perfick
  5. perfidies
  6. perfidious
  7. Perfidious Albion
  8. perfidiously
  9. perfidiousness
  10. perfidiousnesses
  11. perfidy

Source and license

Adapted from Wiktionary: perfidious (page history and authors); perfidious (Tamil Wiktionary) (page history and authors); perfidious (Urdu Wiktionary) (page history and authors); perfidious (Bengali Wiktionary) (page history and authors); perfidious (Malayalam Wiktionary) (page history and authors); perfidious (Kannada Wiktionary) (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “perfidious.” Word.ws, https://word.ws/perfidious. Based on Wiktionary, CC BY-SA 4.0.