trail off in a sentence

Examples

1. They just trail off into the ether somewhere.
2. They do real well in a country for a few years and then it trails off,
3. His voice trails off into a bitter silence.
4. His voice trails off as he watches the cigarette smoke curl up lazily from the ashtray.
5. Fighting seemed to trail off Friday afternoon.
6. Her voice trails off into a whisper.
7. Snyder said, letting the question trail off.
8. The problem is where notability trails off.
9. She lets the thought trail off, unfinished.
10. The aftershocks then trail off over time.