| |||
swish; zip; whistle | |||
hiss (sound) | |||
birdie | |||
singing; hiss; whistler | |||
wheeze | |||
| |||
birdies in telecommunications; whistling | |||
| |||
whistler |
silbido : 22 phrases in 5 subjects |
Automobiles | 1 |
Communications | 5 |
Earth sciences | 1 |
Electronics | 14 |
Physical sciences | 1 |