fiendishly
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.
But he knew the significance of the mile, a distance more relatable to a broad audience than, say, the marathon—and yet, fiendishly difficult to run quickly.
From The Wall Street Journal ● Jul. 22, 2026
Bown and Keynes dip into the world of “preppers” to make a pointed observation: knowing when a genuine crisis is coming, and when to build or draw down strategic reserves, is fiendishly hard for governments.
From The Wall Street Journal ● Jun. 23, 2026
That's because quantum mechanics - a strange and partly theoretical branch of physics - is a fiendishly difficult concept to get your head around.
From BBC ● Nov. 5, 2025
After “The Dark Knight,” the Marvel Cinematic Universe slowly, fiendishly consumed the superhero genre, making it the superhero industrial complex.
From Salon ● Jul. 13, 2025
It looked like a relatively simple problem—but it was fiendishly difficult to build a simple model.
From "The Gene" by Siddhartha Mukherjee
