dither >> /ˈdɪðər/
Definition: [verb] Be indecisive.
Example: he was dithering about the election date
Definition: [verb] Add white noise to (a digital recording) to reduce distortion of low-amplitude signals.
Example: In fact what I had done was to put the AIFF file in Wavelab, used the change gain function and re-dithered the song.
Definition: [noun] Indecisive behavior.
Definition: [noun] A state of agitation.
Example: buses are jammed and dirty and everyone is in a dither over taxis