nightmarish

adj

1. Resembling a nightmare.

   “Meanwhile, the everyday landscape becomes more nightmarish and unmanageable each year.”

   “The dragon from under-earth, the nightmarish destroyer, lay destroyed as well, utterly without life.”

   “Nineteen Eighty-Four was written in 1949. Its nightmarish fictional world is now 37 years in the past, so one might reasonably conclude that Orwell was far too pessimistic, but his great book was less a prediction than a warning, and above all an analysis of the totalitarian mentality.”

   “People sometimes find the idea of buying and selling human bones nightmarish, but Ferry told The Washington Post he doesn’t think of it that way. He says he admires and respects the structure of bones.”