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fiendish

[ feen-dish ]

/ ˈfin dɪʃ /

SEE SYNONYMS FOR fiendish ON THESAURUS.COM

adjective

diabolically cruel and wicked.

Origin of fiendish

First recorded in 1520–30; fiend + -ish¹

OTHER WORDS FROM fiendish

fiend·ish·ly, adverb fiend·ish·ness, noun

Words nearby fiendish

fields, w. c., fieldsman, fieldstone, fieldwork, fiend, fiendish, fiennes, fier, fierce, fieri facias, fierstein

Example sentences from the Web for fiendish

Surely only an advanced hacker could mastermind such a fiendish act — right?

A Female Writer’s New Milestone: Her First Death Threat |Annie Gaus |December 1, 2014 |DAILY BEAST
Somewhere in the Afterlife, Laurence Sterne must have been tickled to see his fiendish book infused with new life.

Crazy Cartography: Artists and Writers Conjure a Slew of Imaginative Maps |Lauren Elkin |April 13, 2014 |DAILY BEAST
Croatians, naturally, were the fiendish enemy, second only to the Turks.

Michael Tomasky on the Media’s Foolish Elizabeth Warren Witch Hunt |Michael Tomasky |May 26, 2012 |DAILY BEAST
That fiendish woman lied, then, when she told me that you shuddered at my very name?

The Lamplighter |Maria S. Cummins

And doubtless with my smoke-grimed face and fiendish rage I looked a demon.

The Cloister and the Hearth |Charles Reade
This is a better argument for their separate existence than their fiendish temper is; but it is not in itself enough.

Human Personality and its Survival of Bodily Death |Frederick W. H. Myers
And there is no haunting demon of travel quite so fiendish as the journal that must be written, and that has got behind.

The Chautauquan, Vol. III, January 1883 |The Chautauquan Literary and Scientific Circle
During six months this fiendish savage held undisputed sway over Colombia.

The International Monthly, Volume 3, No. 2, May, 1851 |Various

British Dictionary definitions for fiendish

fiendish

/ (ˈfiːndɪʃ) /

adjective

of or like a fiend

diabolically wicked or cruel

informal extremely difficult or unpleasant a fiendish problem

Derived forms of fiendish

fiendishly, adverb fiendishness, noun