as in diabolically
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Recent Examples of fiendishly
The ending is easy to anticipate and no less fiendishly pleasing for it; seeing the karmic scales balanced this well deserves a hearty Cryptkeeper cackle.
—
A.a. Dowd, Vulture, 3 Oct. 2025
But at the time, training such a multilayer neural network was fiendishly difficult.
—Jeremy Kahn, Fortune, 3 Sep. 2025
A.a. Dowd, Vulture, 3 Oct. 2025
But at the time, training such a multilayer neural network was fiendishly difficult.
—Jeremy Kahn, Fortune, 3 Sep. 2025
Recent Examples of Synonyms for fiendishly
diabolically
Adverb
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Another long-leaf cactus, the Spanish bayonet, was diabolically equipped with a blood groove.—
Tim Kelly,
Outdoor Life,
4 Sep. 2025
Cite this Entry
“Fiendishly.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/fiendishly. Accessed 29 Oct. 2025.
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