Blameworthy (adjective)

Worthy of blame; deserving of criticism or condemnation.

Origin:

Early 17th century: from blame + -worthy.

Examples:

1. His behavior was blameworthy and he was held responsible for the accident.
2. The company's actions were blameworthy and they were fined for negligence.
3. He was deemed blameworthy for his role in the scandal.
4. Her blameworthy actions led to her dismissal.
5. The blameworthy mistakes cost them the game.