Twiddle /(?)/

Twid·dle

Twiddle

v. t.
  1. To touch lightly, or play with; to tweedle; to twirl; as, to twiddle one's thumbs; to twiddle a watch key.

Twiddle

v. i.
  1. To play with anything; hence, to be busy about trifles.

Twiddle

n.
  1. A slight twist with the fingers.
  2. A pimple. [Prov. Eng.]