Reproach means to rebuke or to bring shame upon someone. Here are some sentences.
- Don't reproach me when you did the same thing last week!
- Your teacher will reproach you if you don't do your homework.
- He was filled with reproach at his mistake.
He looked at the broken toy, his eyes full of reproach.
He did not even reproach the rich man for his meanness.
The lawyer reproached the prosecutor saying their client was guilty.
Her voice filled with reproach, she reprimanded me for not turning in my homework.