- Dulled
- Having sound level reduced
- Hushed (voices)
- Kept quiet
- Kept silent
- Muffled (sound)
- Silenced
- Dulled
- Got older (of population)
- Went silver (of hair)
- Went silver with age
- Blurred
- Dulled (vision)
- Hazy in outline by surrounding executive jet
- Somewhat blear.