"The frustration is building inside of her, and coupled with her depression, well, that's why she had a nervous breakdown in the first place."

The frustration built to the point that an ugly scene developed on the sideline in full view of everyone.

That frustration built to the parliamentary elections of 2000.

So tempers were getting short, impatience and frustration were building.

As such frustrations build and pressures mount, people are more likely to lash out.

For some, the frustration has been building since the 1960's.

The anger and frustration was building in the witness stand.

The frustration he showed, and the Yankees' frustration, had been building all afternoon.

As investors bought land, local farmers were pushed out and frustration built.

The students' frustrations with the strict Islamic system system have been building for years.