Inwardly, they were stunned by the unthinkable horror of Pitt's vision of hell.

Then the unthinkable horror as he so casually raped her gullet.

How do you convey the unthinkable horror of the U.S. failing to do everything it can to stop the killing in Cambodia?

Treat terrorism not as an unthinkable horror but as an occasional event you prepare for and live with, like a hurricane or an earthquake.

Whenever the predictable clockwork of the heavens has been jarred by a comet hurtling unexpectedly through the sky, people throughout the ages have feared that unthinkable horrors would inevitably follow.

Between its insanely repeated syllables came screams from the engineer, shrieks of unthinkable horror.

What unthinkable horror was being readied against mankind?

They cling to their gang-of-lads-from-Oldham identity like it's the last line of defence between them and the unthinkable horror of an interview with Melvyn Bragg.

E-Branch, closing on the Devon house to destroy it, missed their main quarry but discovered unthinkable horror there.

The captain has brought this condition upon himself, so why then should I risk subjecting my wife to unthinkable horrors in a probably futile attempt to save him from his own brutal folly?