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[nahyt-mair-ish] /ˈnaɪtˌmɛər ɪʃ/
resembling a nightmare, especially in being terrifying, exasperating, or the like:
his nightmarish experience in a concentration camp.
Origin of nightmarish
1825-35; nightmare + -ish1
Related forms
nightmarishly, adverb
nightmarishness, noun Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for nightmarish
  • These are all nightmarish programs to run administratively.
  • Navigating the grid of city streets seems nightmarish.
  • It was possible these were human hides-that in itself was a nightmarish thought.
  • There's not much emotional weight to the proceedings because the character is such a nightmarish concoction of negativity.
  • The anglerfish is equally nightmarish, mysterious, and interesting.
  • That's a nightmarish scenario for historical artifacts.
  • The nightmarish domestic terminal is being replaced, and a third terminal is going up.
  • The way now lies open for a full accounting of this nightmarish affair.
  • Yes, my life is surreal in a nightmarish sort of way.
  • The puppet sheep that attended the wool meeting was nightmarish.
Word Origin and History for nightmarish

1834, from nightmare + -ish. Related: Nightmarishly; nightmarishness.

Online Etymology Dictionary, © 2010 Douglas Harper
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