Wiggle
Wiggle , verb, transitive and intransitive
[Compare Wag, transitive verb, Waggle.]
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. [Provincial English & Colloquial United States]
Wiggle , noun
Act of wiggling; a wriggle. [Colloquial]