Wiggle

Webster's Dictionary of the English Language

·noun Act of wiggling; a wriggle.

II. Wiggle ·vt To move to and fro with a quick, jerking motion; to bend rapidly, or with a wavering motion, from side to side; to Wag; to Squirm; to Wriggle; as, the dog wiggles his tail; the tadpole wiggles in the water.