The characters in the book felt like real people to her.

Meaning: This means she felt like the characters in the book were real people and she could relate to them.

Choice of Words: Characters are the people or creatures in a story. Felt like means to seem or appear to be something. Real people are individuals who exist in the actual world. When you combine them, "The characters in the book felt like real people to her" means she felt a strong connection to the characters in the book and they seemed very realistic to her.

Alternative Expressions

Related Expressions