What are the opposite words for over acting?

Overacting is an acting style where an actor exaggerates their performance beyond the natural level required. There are a number of antonyms that can be used to describe acting styles that are opposite of overacting. Some of these antonyms could be underacting, subtle acting, natural acting, or restrained acting. Underacting involves a more reserved performance that is more delicate and subtle than an over-the-top performance. Subtle acting is the art of underplaying the character's emotion, delivering a performance that feels more natural than amplified. Natural acting is a style that involves portraying the character without any artifice or exaggeration. Finally, restrained acting focuses on controlled and measured performances without making any extravagant or exaggerated movements.