diabolically

adverb

Definition of diabolicallynext
as in fiendishly

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Recent Examples of Synonyms for diabolically
fiendishly
Adverb
  • But at the time, training such a multilayer neural network was fiendishly difficult.
    — Jeremy Kahn, Fortune, 3 Sep. 2025
Definition of fiendishly
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

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diabolical
diabolically
diabolicalness
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“Diabolically.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/diabolically. Accessed 9 Sep. 2025.

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