evil

The opposite of good, if something is evil it is very far from good or is against good. This usually means behaving in a way that is not moral or not ethical.

Example: Hitler was a very evil person.

The quality of being evil; evilness.

Example: He was so full of evil I do not think he knew what good was.

Something that causes harm, or harm itself.

Example: We faced many evils on our journey.

The source or cause of evil as a spiritual or supernatural force. This is often called true evil.

Example: I have seen things that lead me to believe that real evil exists.