Self-expression (noun)

The act or process of expressing one's thoughts, feelings, or emotions through any medium, such as art, music, writing, or speech.

Origin:

From the combining of the words 'self' and 'expression'.

Examples:

1. Dancing was her favorite form of self-expression.
2. Painting was a way for him to express himself and his emotions.
3. Writing a blog is a common form of self-expression on the internet.
4. Music provides a powerful tool for self-expression.
5. Acting on stage is a form of self-expression for many actors.