| Answer | Crossword Clue |
|---|---|
| amplifying | Increase the volume of (sound), esp. using an amplifier |
| amplifies | Increase the volume of (sound), esp. using an amplifier |
| amplified | Increase the volume of (sound), esp. using an amplifier |
| fadeins | gradual increase in the volume of sound, esp. of recorded or broadcast music, dialogue, or the like, usually starting from complete inaudibility |
| fadein | gradual increase in the volume of sound, esp. of recorded or broadcast music, dialogue, or the like, usually starting from complete inaudibility |
