wriggle

wrig*gle

verb

{bc}to move the body or a bodily part to and fro with short writhing motions like a worm {bc}{sx|squirm||}

wriggle

noun

{bc}a short or quick writhing motion or contortion

wriggle out of

phrasal verb

{bc}to avoid doing (something that one does not want to do) in some clever or dishonest way