Squirm
Part of speech: verb
Definition: To twist one's body with snakelike motions. To twist in discomfort, especially from shame or embarrassment. To evade (a question, an interviewer etc).
Wiggle
Part of speech: verb
Definition: To move with irregular, back and forward or side to side motions; To shake or jiggle
Part of speech: noun
Definition: A wiggling movement
Example sentence: Everybody in the world now wants to twerk. We don't twerk here in New Orleans, we bounce, we wiggle, we wobble, we shake, we bust it open, bend it over, we do it all.