* Formal: The professor's passionate lecture was punctuated by lively gesticulation, emphasizing key points and engaging the students.
* Informal: The waiter's frantic gesticulation toward the back of the restaurant indicated a fire.
* Descriptive: The artist's dramatic gesticulation as she sculpted the clay was a mesmerizing display of energy and emotion.
* Figurative: The politician's speech was full of empty promises and exaggerated gesticulation, leaving the audience unimpressed.
Remember, "gesticulation" refers to the act of using gestures, so you can often replace it with a more specific verb like "waving," "pointing," or "gesturing" for a more precise description.