Portuguese
colcheia 
1
Since 1983, their trill rates, frequency and bandwidth have all changed drastically.
2
A new sound assailed her ears: the trill of some exotic bird.
3
To Maria it sounded as meaningless as the trill of a canary-bird.
4
Keeping it trill is pretty much the just of the whole mixtape.
5
Somewhere near the window a robin began to trill his vesper song.
1
There never was anyone who could equal Jenny Lind in the warble.
2
The birds had ceased to sit and warble on the trees above.
3
It was the spring flowing, ever flowing on, with its bird-like warble.
4
No cheerful warble of a merry songster would ever greet our ears.
5
They chip, chirp, and sing, warble, whistle, thrill, scream, and hoot it.
1
There were tears in his eyes and a quaver in his voice.
2
I'll meet you there, she said with a quaver in her voice.
3
There was the least quaver in her voice as she said this.
4
But right now, I warn you-A quaver crept into her voice.
5
He told me about it with a quaver in his old voice.
6
I haven't done anything wrong. She heard the quaver in her voice.
7
The quaver figure rises aspiringly, and the sustained parts swell out proudly.
8
She restrained herself with difficulty from showing a quaver in her voice.
9
Tyrion spoke up loudly, trying to keep the quaver from his voice.
10
You are too noble-toogood-she began in a pleading little quaver.
11
I thought I detected something like a quaver in the man's voice.
12
His voice had a note of martyrdom running through its senile quaver.
13
The children were frightened, but they managed to quaver: What has happened?
14
Cole knew from the quaver in her voice that the news wasn't good.
15
She spoke quietly, a quaver in her voice: You read them?
16
The quaver had left Rabban's voice and was replaced by confidence.
