Word.ws English Dictionary

perfidiousnesses

perfidiousnesses is the plural of perfidiousness.

Meaning of perfidiousness

Noun

perfidiousness (usually uncountable, plural perfidiousnesses)

  1. (rare, usually) Unfaithfulness; deceitfulness; perfidy.
    • Not only Cato is vanquished by Caesar, but the treachery and perfidiousness of Syphax prevail over the honest simplicity and the credulity of Juba.1781, Samuel Johnson, “Addison”, in Lives of the Poets

Questions about perfidiousnesses

What is perfidiousnesses the plural of?
Perfidiousnesses is the plural of perfidiousness.

Words near perfidiousnesses in the dictionary

  1. perfidies
  2. perfidious
  3. Perfidious Albion
  4. perfidiously
  5. perfidiousness
  6. perfidiousnesses
  7. perfidy
  8. perfight
  9. perfightlie
  10. perfightly
  11. perfin

Source and license

Adapted from Wiktionary: perfidiousnesses (page history and authors); perfidiousness (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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