[Is this mike on?], 6 letters
Selectric sound, 6 letters
Sound at the door, 6 letters
Sound of repeated light hitting, 6 letters
Sound of repeated light hitting, as against a fishbowl: Hyph., 6 letters
Typist's sound, 6 letters
Woodpecker sound effect, 6 letters
Keep rhythm with, as music, 5 letters