Verb (used with object) : I was petrified with fear. ,The tragedy in his life petrified his emotions.    From Dictionary.com. 

Such are popularly known as petrifying springs, although they merely incrust the objects and do not convert them into stone.    From Wordnik.com.  [The Elements of Geology] Reference

Chennel Jagesur, a second year Actuarial Science student who had her lectures disrupted, described their actions as "petrifying".    From Wordnik.com.  [ANC Daily News Briefing] Reference

Family describes 'petrifying' moments as tornado hit their Berwick home.    From Wordnik.com.  [Inform - Politics] Reference

There is far more to "petrifying" wood than just giving it "non-burning characteristics.".    From Wordnik.com.  [Conservapedia - Recent changes [en]] Reference

The Anio has most extraordinary petrifying properties.    From Wordnik.com.  [Fair Italy, the Riviera and Monte Carlo Comprising a Tour Through North and South Italy and Sicily with a Short Account of Malta] Reference

PRYOR: First, it was scary and petrifying and awesome.    From Wordnik.com.  [CNN Transcript Dec 10, 2005] Reference

And that's kind of petrifying but also exhilarating. ".    From Wordnik.com. Reference

“It is really a petrifying thing,” said the Captain.    From Wordnik.com.  [Cecilia] Reference

“He is a most petrifying wretch, I assure you,” said the.    From Wordnik.com.  [Cecilia] Reference

Her voice, strangled to a whisper, broke the petrifying silence.    From Wordnik.com.  [Cargo of Eagles]

And now a petrifying race to rescue her brother Henry has begun.    From Wordnik.com.  [Book Chick City] Reference

It was a petrifying ordeal that had a profound impact on his life.    From Wordnik.com.  [John Terry’s sacking as England captain tells us something interesting...] Reference

Halfway through one last petrifying ride, she told Ely, “You drive.”.    From Wordnik.com.  [The Battle for Mrs. Astor] Reference

They rattled about the harsh confines of the go-down with petrifying din.    From Wordnik.com.  [A Rude Awakening]

For the Iraqi civilian population in that area, an incredibly petrifying night.    From Wordnik.com.  [CNN Transcript Oct 10, 2006] Reference

Some may never recover from the stultifying, even petrifying effect it can have.    From Wordnik.com.  [Bryant Welch: The American Psychological Association and Torture: The Day the Tide Turned] Reference

As I stared out of the window at the world below me, petrifying thoughts gripped me.    From Wordnik.com.  [GROUND RUSH (Part 1)] Reference

Words failed her, and she discovered an awkwardness as petrifying as Martin's had seemed.    From Wordnik.com.  [And Other Tales Of Valdemar]

Of the sort where old feelings of fundamental stupidity and stark, petrifying fear steam and hiss.    From Wordnik.com.  [oatcake Diary Entry] Reference

So, every day, no matter where you are in the world, oh, it's petrifying when you think about that.    From Wordnik.com.  [Diane Sawyer Skips Controversy for 'Angels & Demons'; Grilled Mel Gibson] Reference

Seneca Bowers returned to his home for a warmer overcoat, and met the petrifying version of his wife.    From Wordnik.com.  [The Henchman] Reference

My publishers frown on that sort of thing, and such frowns can be as petrifying as the Gorgon's stare.    From Wordnik.com.  [Dragon on a Pedestal]

In the Avenue Victoria, behind the military hospital, and in front of the petrifying spring, is the H. de.    From Wordnik.com.  [The South of France—East Half] Reference

The fact is that the German Army, with all its great traditions, has been petrifying for many years back.    From Wordnik.com.  [New York Times, Current History, Vol 1, Issue 1 From the Beginning to March, 1915 With Index] Reference

And new information on the low-flying plane on a photo-op that buzzed New York City, petrifying residents.    From Wordnik.com.  [CNN Transcript May 6, 2009] Reference

Dereliction's removal men seemingly having thrown petrifying dust sheets over these fixtures and ill-fittings.    From Wordnik.com.  [The Forsaken] Reference

It is incredibly petrifying to imagine that the insurgency has developed to try to employ these types of tactics.    From Wordnik.com.  [CNN Transcript Feb 25, 2007] Reference

"And do you, you petrifying creature, take this gnarled old gnome-uh -" The mischievous text had caught him again.    From Wordnik.com.  [Centaur Aisle]

Do you understand just how petrifying it is for me to see him lying there in my arms with his face all bloodied and bruised?.    From Wordnik.com.  [sierrazen Diary Entry] Reference

In a garden of a house in the Boulevard Victoria is a petrifying spring, containing a large quantity of the carbonate of lime.    From Wordnik.com.  [The South of France—East Half] Reference

A sense of foreboding gripped Wall Street as top executives in billowing capes turned their faces from Rumour's petrifying gaze.    From Wordnik.com.  [When Harry Met Sallie Mae] Reference

William Friedkin's masterful adaptation of William Peter Blatty's best-seller stands as one of the most petrifying films on record.    From Wordnik.com.  [John Farr: For Halloween, the Ten Scariest Movies by Farr!] Reference

The account of a petrifying quality in the earth here, though some will have it to be in the water of a spring hard by, is very strange.    From Wordnik.com.  [A Tour through the Eastern Counties of England, 1722] Reference

STUBER: All right, so what we need do without petrifying our children is teach them some practical things on what to be on the lookout for.    From Wordnik.com.  [CNN Transcript Mar 13, 2006] Reference