The mind of the audience is becoming dulled.    From Wordnet, Princeton University. 

Colors dulled by too much sun.    From Wordnet, Princeton University. 

Adjective : a dull knife. ,a dull sermon. ,a dull day; a dull sound. ,a dull day in the stock market. ,a dull pain.    From Dictionary.com. 

A pained expression dulled his features, and he shook his head.    From Wordnik.com.  [One Summer Evening]

On the battlements above, Jonat - helmet gone, sword dulled - watched helplessly as the Vagrians swept over the ramparts.    From Wordnik.com.  [Waylander]

People with AIDS may describe feeling "dulled" or "slow" in their thinking.    From Wordnik.com.  [Chapter 6] Reference

One that has been, for whatever reason, "dulled" by some purely physical phenomenon.    From Wordnik.com.  [The New Love?] Reference

I have had some people tell me that he was drinking on the red carpet. so maybe he had kind of dulled his senses.    From Wordnik.com.  [CNN Transcript Sep 19, 2009] Reference

Has the woman erred, and is the father's sword dulled? ".    From Wordnik.com.  [The Yotsuya Kwaidan or O'Iwa Inari Tales of the Tokugawa, Volume 1 (of 2)] Reference

"ejectives", which can best be described as a dulled-down version of the clicks in South Africa's Xhosa language.    From Wordnik.com.  [Bangkokpost.com : Breaking News] Reference

But somehow the pain they can cause him has dulled.    From Wordnik.com.  [Julianne] Reference

 Outside, the sky is the color of dulled aluminum.    From Wordnik.com.  [Girl Friends] Reference

On the other hand, time has dulled the old antagonisms.    From Wordnik.com.  [Diana's Fading Legacy] Reference

But edges easily become dulled and require maintenance.    From Wordnik.com.  [Organic Gardener's Composting] Reference

Years of waiting have dulled the counterrevolutionary edge.    From Wordnik.com.  ['How Can We Say No?'] Reference

It's been a long time for me, but the memory hasn't dulled.    From Wordnik.com.  [Writer on Trial] Reference

As enterprise found, unemployment hasn't dulled Joy's insights.    From Wordnik.com.  [BILL JOY, TO THE WORLD] Reference

There was a sullen menace in the distance-dulled reverberation.    From Wordnik.com.  [The Hermit of Far End] Reference

It dulled the edge of rancor brutally, as a rock dulls a razor.    From Wordnik.com.  [Ainslee's, Vol. 15, No. 5, June 1905] Reference

Then Odysseus bade her be silent, for Athene had dulled the ear of.    From Wordnik.com.  [Museum of Antiquity A Description of Ancient Life] Reference

After the first mile or two the zest of the chase was dulled by the.    From Wordnik.com.  [Lady Luck] Reference

Race Place, and the mist hid the distant hills and dulled the nearby.    From Wordnik.com.  [The New York and Albany Post Road From Kings Bridge to "The Ferry at Crawlier, over against Albany," Being an Account of a Jaunt on Foot Made at Sundry Convenient Times between May and November, Nineteen Hundred and Five] Reference

Our senses, dulled by routine, will be reawakened in new surroundings.    From Wordnik.com.  [Art Attack] Reference

His worry over Boyd, dulled by the passing of time, stirred sluggishly.    From Wordnik.com.  [Ride Proud, Rebel!] Reference

And his eyes tore away from the now dulled expression in the cat's eyes.    From Wordnik.com.  [The Monster] Reference

Hammermills will flail almost anything to pieces without becoming dulled.    From Wordnik.com.  [Organic Gardener's Composting] Reference

She tried work as an antidote, and found it dulled the edge of her despair.    From Wordnik.com.  [Colorado Jim] Reference

But for now, anyway, Clinton has dulled the wedges, cracked the GOP code words.    From Wordnik.com.  [The Sultan Of The Suburbs] Reference

The memory of all the miseries of that long chase seemed dulled in his mind now.    From Wordnik.com.  [Tom of the Raiders] Reference

His eyes were dazzled by the head lights, but his memory for voices was not dulled.    From Wordnik.com.  [Men of Affairs] Reference

His amiability is undercut by contrariness, his sensitivity dulled by self-absorption.    From Wordnik.com.  [Politics: The Water Walker] Reference

Eleanor's blinded senses, dulled under the influence of her love, heed not his ill-temper.    From Wordnik.com.  [When the Birds Begin to Sing] Reference

He chopped at these, but the axe was dulled, and with all his skill he could not cut them off.    From Wordnik.com.  [The Book of Stories for the Story-teller] Reference

By luck when the grater dulled his edges, he made them exactly fit the notches in the keyhole.    From Wordnik.com.  [The Cat in Grandfather's House] Reference

Similarly, our moral taste buds have been dulled by an endless onslaught of artificial sweeteners.    From Wordnik.com.  [Money For Mortality] Reference

How does the greater worth of the setting sun become dulled by a shiny red sports car on a billboard?.    From Wordnik.com.  [Jon Foreman: The Economy of the Garden -- Part Two] Reference

Americans have been dulled into apathy, if not near total incomprehension, by the scope of the brutality.    From Wordnik.com.  [Calling a Spade a Spade] Reference

 The turnoff for Sunny Acres Trailer Park was barely visible under the dulled streetlights and drifted snow.    From Wordnik.com.  [Sisters] Reference

It also dulled political debate, made honest discussion of racial issues difficult and fueled concerns about the public's safety.    From Wordnik.com.  ['The Lesser Of Two Evils'] Reference

Her eyes, which would have been hard to look at given obvious sensitivity and intelligence, were riveting in their dulled concentration.    From Wordnik.com.  [Lillia] Reference

"The dulled mind," Laskin writes, "begins to throb around a single image really more a sensation than an image: the craving for warmth.".    From Wordnik.com.  [Five Best] Reference