fiend·​ish | \ ˈfēn-dish How to pronounce fiendish (audio) \

Definition of fiendish

1 : perversely diabolical took a fiendish pleasure in hurting people
2 : extremely cruel or wicked
3 : excessively bad, unpleasant, or difficult fiendish weather

Other Words from fiendish

fiendishly adverb
fiendishness noun

Synonyms & Antonyms for fiendish



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Examples of fiendish in a Sentence

He takes a fiendish delight in hurting people. a fiendish delight in playing cruel tricks
Recent Examples on the Web He was bested by a fiendish reed instrument called the saxophone. Bo Emerson, ajc, 20 July 2022 Gutfeld yells in mock outrage, and then grins his expensive, fiendish, but strangely vulnerable grin. James Parker, The Atlantic, 5 May 2022 The new plant near Berlin probably won’t prove so fiendish. Stephen Wilmot, WSJ, 22 Mar. 2022 Likewise, the Riddler’s manipulation of online conspiracy theorists to build a fanatical following to help execute his fiendish plan to bring Gotham to its knees, which feels all too real. David Rooney, The Hollywood Reporter, 28 Feb. 2022 Deferring to no news event or editorial decision, the lectern longshots were a CNN mainstay, lingering on the lens with a fiendish determination as the network’s overstuffed panels of alleged experts shouted at each other off-screen. Alex Shephard, The New Republic, 2 Feb. 2022 The original show was set on a remote farm in the hills of Ireland where contestants gathered to test their nerve against three fiendish games. Naman Ramachandran, Variety, 18 Jan. 2022 Even Robert Rauschenberg makes a fiendish cameo in the book, asking De Kooning to give him a drawing. Jamie Hood, Vulture, 15 Dec. 2021 The final installment in John Richardson’s mammoth biography reveals the artist’s fiendish control over his admirers. John Banville, The New Republic, 16 Nov. 2021 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'fiendish.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of fiendish

1529, in the meaning defined at sense 1

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The first known use of fiendish was in 1529

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Cite this Entry

“Fiendish.” Dictionary, Merriam-Webster, Accessed 2 Oct. 2022.

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More from Merriam-Webster on fiendish

Nglish: Translation of fiendish for Spanish Speakers


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