Adjective : a perilous voyage across the Atlantic in a small boat.    From Dictionary.com. 

One specific trading favorite, betting on the difference in pricing between a summer and winter contract, is known in the market as the "widow maker" for its perilousness.    From Wordnik.com.  [Hedge Funds Whipsawed by Gas Bets] Reference

And if she is correct about the perilousness of our own situation, as I sorrowfully believe her to be, then those who, like Mr. Stone, adhere so deeply to the natural superiority of the capitalist world would appear to have much more to learn from her than they know.    From Wordnik.com.  [Tuchman and History] Reference

The very perilousness of her position renders her solicitous to attract and to appease.    From Wordnik.com.  [Wisdom, Wit, and Pathos of Ouida Selected from the Works of Ouida] Reference

Now, secondly, let me ask you to look at the special perilousness of these hidden faults.    From Wordnik.com.  [Expositions of Holy Scripture Psalms] Reference

Pandolfini, was struck with the perilousness of this mania; and Cardinal d'Amboise was no longer by to oppose it.    From Wordnik.com.  [A Popular History of France from the Earliest Times, Volume 3] Reference

This conversation had been so serious to both Dot and the Kangaroo, that they had quite forgotten the perilousness of their position.    From Wordnik.com.  [Dot and the Kangaroo] Reference

Given the state our country and indeed the world is in, the extreme perilousness of the times, the president faces a mountain of difficulty.    From Wordnik.com.  [Propeller Most Popular Stories] Reference

Instead, their subjects share gestures of humanity that hold out the possibility of better times to come despite the perilousness of their present situation.    From Wordnik.com.  [The Daily News Tribune Homepage RSS] Reference

In reading accounts of soldiers who served at Khe Sanh and knowing one personally, what surfaces again and again is the perilousness of life "above ground" and the rats.    From Wordnik.com.  [The Strange Death of Liberal America] Reference

Unappeased hunger, mosquitoes, and the perilousness of the situation occupy my attention for some hours, when, seeing nothing further of the vengeful aspirants for my gore, I drag my weary way up-stream, through sand and shallow water.    From Wordnik.com.  [Around the World on a Bicycle - Volume II From Teheran To Yokohama] Reference

Here he had remained for some time endeavoring to form an idea as to the probable issue of the struggle, and occasionally warned of the perilousness of his position by the rifle bullets that now and then sang around him, when suddenly the red cross of St. George was seen to waver, and the next moment the British lines were broken and scattered like chaff before the gallant O'Neill and the victorious charge of his brave handful of heroes.    From Wordnik.com.  [Ridgeway An Historical Romance of the Fenian Invasion of Canada] Reference

This is something that has not happened in anybody's lifetime with regard to the perilousness of the situation. ".    From Wordnik.com.  [The Swamp] Reference

Had we time, and were this the fit place, we could, we think, make something out of this comparison of the boat with its sail and its rudder, and the unseen, wayward, serviceable winds playing about it, inspiring it, and swaying its course, — and the iron steamer, with its machinery, its coarse energy, its noises and philosophy, its ungainly build and gait, its perilousness from within; and we think we could show how much of what Aristotle, Lord Jeffrey, Charles Lamb, or Edmund Burke would have called genuine poetry there is in the slender “V.,” and how little in the big “Festus.”.    From Wordnik.com.  [Spare Hours] Reference