Слово "quaver". Англо-русский словарь Мюллера

Amy chirped like a cricket, and Jo wandered through the airs at her own sweet will, always coming out at the wrong place with a croak or a quaver that spoiled the most pensive tune.

Ralph called out in a quavering voice.

"Did she say it for certain?" he asked, and his voice seemed to quaver.

Someone was singing, a dull, old, droning sailor's song, with a droop and a quaver at the end of every verse, and seemingly no end to it at all but the patience of the singer.

Just then one of the horses whinnied and from the open place below the opening through the rocks a horse answered, the neigh rising into a shrill sharply broken quaver.

Then they sing long, long songs with odd native quavers at the end of them, and the day seems longer than most people's whole lives, and perhaps they make a mud castle with mud figures of men and horses and buffaloes, and put reeds into the men's hands, and pretend that they are kings and the figures are their armies, or that they are gods to be worshiped.

He wondered why people bothered to learn the piano properly, read music, weary their brains with things called crochets, and quavers, and semiquavers, when it was the simplest thing in the world to find the right sound of something that you had heard once, and play it straight off upon the piano.

He was voicing an utter woe, his cry bursting upward in great heart-breaking rushes, dying down into quavering misery, and bursting upward again with a rush upon rush of grief.

“Who are you, then? What do you want?” he asked in a quavering voice.

"Professor Challenger," said he, in a solemn voice, which quavered with emotion, "I owe you an apology.

'It will be revealed to you, M. Poirot,' quavered the clergyman. 'Evil cannot go unpunished.'  

"But it is him?" quavered an old woman. "It's Harry Potter?"

"I'm going home," quavered Mrs. Bowles.