Why this unreasonable anger at the sight of others who are happy or content, this growing contempt for people and the desire to hurt them?

It was an unreasonable anger, and probably uncalled for.

Instead you are full of arrogance and unreasonable anger against me!

But I needed something to justify my unreasonable anger.

Dillingham restrained his unreasonable anger and took the patient to the elevator.

She felt an unreasonable anger at Wolfnose's calm patience.

Wulfgar hesitated, seeing his own unreasonable anger, and looked to his friends for support.

He struggled against a wave of black, unreasonable anger.

Barbara Rieck, who works on accounts for the company, recalled feeling an unreasonable anger toward her husband that she still couldn't explain.

Her wistful depression turned to unreasonable anger, and she didn't care if the elderly couple sensed it.