the world > movement > motion in specific manner > writhing or twisting movement > [adjective] > wriggling > characterized by or given to (5)
Characterized or distinguished by wriggling or writhing.
Given to squirming or writhing; wriggly.
Eel-like. Resembling an eel in movement; wriggling, writhing.
Given to wriggling; squirming, writhing.
That wriggles, wriggly. rare.