| |||
| low-noise; of low noise level; noise-reduced; reduced noise | |||
| silent-running | |||
| quiet | |||
| silent (pump) | |||
| noise less; quietly | |||
| |||
| quieter | |||
| |||
| noiseless; silent | |||
|
gerauscharm : 15 phrases in 10 subjects |
| Automated equipment | 2 |
| Business | 1 |
| Communications | 2 |
| Earth sciences | 1 |
| Environment | 1 |
| General | 1 |
| Natural resourses and wildlife conservation | 1 |
| Sports | 2 |
| Technology | 3 |
| Transport | 1 |