When you give people the hope of freedom and instead there is repression, then it becomes more insufferable.
The man had become simply insufferable.
Now, this has become insufferable.
The actress, Mary B. Ward, keeps the character from becoming insufferable.
The cold was increasing, and the street was becoming insufferable.
I used to listen to Today every morning but recently I stopped as the male presenters had become truly insufferable.
Captain," he said, "your delays have become insufferable.
The heat was fast becoming insufferable.
A good bashing keeps the rich from becoming insufferable.
The admiral smiled, and the grin was becoming insufferable.