Thesaurus.com
Dictionary.com
Showing results for perfidious. Search instead for perfidies.
Definitions

perfidious

[per-fid-ee-uhs] / pərˈfɪd i əs /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Samuel Pepys knew him; the British diarist thought him “a perfidious rogue.”

From The Wall Street Journal • Mar. 11, 2026

The head of one of them, who preferred to remain anonymous, described it as a "perfidious and effective" strategy.

From Barron's • Nov. 1, 2025

But in the Disney+ series “Agatha All Along,” Hahn pulls from all the disparate strands of her body of work to play the perfidious, power-hungry witch Agatha Harkness.

From Los Angeles Times • Nov. 26, 2024

“If the initial findings are confirmed, it will be a perfidious attack on our electricity infrastructure,” Stübgen said.

From Seattle Times • Mar. 5, 2024

“Behold, campers, this vile and destructive creature! This killer of songbirds! This murderer of chipmunks! This perfidious predator!”

From "Klawde: Evil Alien Warlord Cat" by Johnny Marciano and Emily Chenoweth




Vocabulary lists containing perfidious


Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "perfidious" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com