Crime Vocabulary

What's the word when you demonstrate the truth or existence of something?

Someone who is believed to have committed a crime is a....?

What's the word when you find an answer or explanation for something?

Someone who kills another person is a...?

What is the name of the person who investigates a crime?

Someone who was effected by a crime is a....?

What's the word when you make a promise?

Someone who saw a crime is called a....?

What is the word for when you have facts or information to show something is true?

The act of killing someone is called...?