Discourage (verb)

1. Dissuade (someone) from doing something.
2. Deprive (someone) of courage or confidence.
3. To persuade someone not to do something.
4. To make someone less confident or less likely to do something.
5. To discourage someone from doing something.

Origin:

Late 16th century: from french décourager, from des- (expressing reversal) + courager "encourage".

Examples:

1. The bad weather discouraged them from going camping.
2. He was discouraged by the lack of progress.
3. The high costs discouraged her from buying the car.
4. The negative comments discouraged him from writing.
5. The difficult exam discouraged many students from taking the class.