As the frustration in James's voice mounted, the boy turned white, then red.

Down in the hold, where everyone was crushed together, frustration mounted.

As nothing happened, her frustration mounted; soon she was at the boiling point.

After several years, he turned to alcohol as his depression and frustration mounted.

He had resolved to play with some pain this season, but his frustration is mounting.

And so the frustrations mount, especially among those who know they are far from mediocre.

The government proved unable to reform itself or the nation and frustration mounted.

It would be a bold thing to do with so many players injured, but his frustration is mounting.

The poor man's frustration mounted daily in his inability to better serve the man who employed him.

"He's made inconsistent calls, and frustration has mounted," said the staff assistant, who would not agree to be named.