The old lady's quavering voice.    From Wordnet, Princeton University. 

Verb (used without object) : He stood there quavering with fear. ,Her voice quavered a moment and then she regained control.    From Dictionary.com. 

I told him my desires humbly, in quavering syllables.    From Wordnik.com.  [The Dignity of Dollars] Reference

And in quavering falsetto, with the customary broken-notes, the old man sang.    From Wordnik.com.  [The Bones of Kahekili] Reference

There was some kind of quavering, high-pitched noise coming out of my mouth that seemed to come from my gut at the same time.    From Wordnik.com.  ["But I'm still an embryo/With a long, long way to go."] Reference

"Certainly," said I, in quavering accents.    From Wordnik.com.  [Further Records, 1848-1883: A Series of Letters] Reference

"I guess she'll know how to talk to him," Mrs. Spragg averred with a kind of quavering triumph.    From Wordnik.com.  [The Custom of the Country] Reference

Then he asked, in a voice low, quavering and broken.    From Wordnik.com.  [The Continental Monthly, Vol. 2, No 3, September, 1862 Devoted to Literature and National Policy.] Reference

"Pete Smith, sah," replied the other, in a quavering tone.    From Wordnik.com.  [Chums in Dixie or The Strange Cruise of a Motorboat] Reference

He shook so much that his signature was only a quavering line.    From Wordnik.com.  [The Planet Strappers] Reference

"Did you hear that, Cales?" asked old Pete in a quavering voice.    From Wordnik.com.  [Frontier Boys on the Coast or in the Pirate's Power] Reference

From the streets far below came a quavering shrillness of sound.    From Wordnik.com.  [Astounding Stories of Super-Science February 1930] Reference

The quavering cry of a screech-owl came across the gulch to them.    From Wordnik.com.  [Judith of the Cumberlands] Reference

Her laughter was echoed in quavering fashion by the other weepers.    From Wordnik.com.  [Marjorie Dean, College Sophomore] Reference

The high, thin, quavering voices celebrated the love and woe of cruel.    From Wordnik.com.  [Judith of the Cumberlands] Reference

"Come in!" invited an unseen host in a high-pitched, quavering voice.    From Wordnik.com.  [Gold Out of Celebes] Reference

Aunt Lucille made a few quavering statements about the Ladies 'Tuesday.    From Wordnik.com.  [The First One] Reference

If he was home, he would call down and say in his quavering old voice.    From Wordnik.com.  [Shenanigans at Sugar Creek] Reference

Tiny, in a quavering voice, when Bob announced what the cask contained.    From Wordnik.com.  [A Sailor's Lass] Reference

My heart sank and my voice dwindled to a quavering, unfamiliar whisper.    From Wordnik.com.  [The Bacillus of Beauty A Romance of To-day] Reference

"Everything go all right?" asked Goat, his voice quavering in his anxiety.    From Wordnik.com.  [Rebels of the Red Planet] Reference

As the visitor went down the street Bill's quavering voice was heard again.    From Wordnik.com.  [Slave Narratives: A Folk History of Slavery in the United States From Interviews with Former Slaves Georgia Narratives, Part 2] Reference

A long, quavering "co-ee! co-ee!" came through the mist and from the south.    From Wordnik.com.  [Ruth Fielding on the St. Lawrence The Queer Old Man of the Thousand Islands] Reference

"Something tells me she has spoken the truth," he said, in a quavering voice.    From Wordnik.com.  [The Atlantic Monthly, Volume 18, No. 105, July 1866] Reference

"Did you say it was a DEAD limb, Jupiter?" cried Legrand in a quavering voice.    From Wordnik.com.  [Short Stories for English Courses] Reference

Then he said in a weak, slow, and the quavering voice of an old man who is dying: 'The.    From Wordnik.com.  [The French Immortals Series — Complete] Reference

But soon a quavering falsetto was heard formulating a new motive, expressing a new thought.    From Wordnik.com.  [Sacrifice] Reference

"I'll stay here, of course," Nan said, with some difficulty keeping her voice from quavering.    From Wordnik.com.  [Nan Sherwood at Pine Camp or, the Old Lumberman's Secret] Reference

The man looked at him sideways and did not move, but he spoke in an uncertain, quavering voice.    From Wordnik.com.  [Christopher Hibbault, Roadmaker] Reference

"Si'Wren," remanded wise old L'acoci in a hushed and quavering crone's voice as dry as dead leaves.    From Wordnik.com.  [Si'Wren of the Patriarchs] Reference

Sea birds wheeled low about them, with their peculiar quavering cry, and a low swell made itself felt.    From Wordnik.com.  [The Continental Monthly, Vol 6, No 5, November 1864 Devoted To Literature And National Policy] Reference

"He -- spoke to you of our-plans," continued the young girl, in a quavering voice, "and you fixed the day?".    From Wordnik.com.  [The French Immortals Series — Complete] Reference

"I-- I can't!" was the quavering answer, "I've got rheumatism so I can hardly move, and I'm stiff from fright!".    From Wordnik.com.  [The Young Firemen of Lakeville; or, Herbert Dare's Pluck] Reference

She seated herself upon the other side of the bed and in quavering tones commenced to accuse the delays of old age.    From Wordnik.com.  [The Satyricon — Complete] Reference

After ordering the food, her voice quavering as she did, she quickly undressed and got into the empty, king sized bed.    From Wordnik.com.  [The Marriott Hotel, Downtown Brooklyn] Reference

Roland has just said, in his little weak, quavering voice, "Auntie, perhaps Olive and I are going to die and be put in a grave.".    From Wordnik.com.  [Bulbs and Blossoms] Reference

At the sound of the opening door Cinderella wheeled and, with a quavering little cry of "Marjorie!" ran forward to meet the newcomers.    From Wordnik.com.  [Marjorie Dean, High School Freshman] Reference

A dolorous whistle chimed harmonies, and with regular sibilation came to time, quavering out the chromatic moments of this nasal hour.    From Wordnik.com.  [The Atlantic Monthly, Volume 14, No. 85, November, 1864] Reference

Wainwright's quavering, melodramatic voice adds cabaret-style highs to "Poses," while his weary, lilting moments keep the album grounded.    From Wordnik.com.  [Little Boy Blue] Reference

Others were aged women, who in sore distress sent up their prayers and rolled their quavering hymns to the wintry skies, their only canopy.    From Wordnik.com.  [Woman on the American Frontier] Reference