"contain anger" is a correct and usable phrase in written English.
It means to control or restrain one's anger or to prevent it from being expressed. Example: Despite the provocation, she was able to contain her anger and respond calmly.
When pressed, however, he revealed some contained anger.
He seems possessed by a feeling that recurs again and again in the painter's pictures: contained anger.
A Chinese university student who visited the museum gasped audibly, shaking her head in barely contained anger at the Nanjing text.
After sweeping to power in 2007 on a platform to reform the unreformable French masses by slimming down the state, cutting taxes and boosting jobs, he has recently been forced into a firefighting role, dealing with the financial crisis and containing anger at rising unemployment.
"Is it me, or he didn't want to say the name 'Barack Obama'?" the comedian Chris Rock asked with barely contained anger when he appeared Monday night on "Late Show With David Letterman" immediately after Mr. Letterman's 15-minute interview with Mr. Clinton.
It falls to public servants like Detective Sergeant Bob Tidey to keep this barely contained anger from getting out of hand, as it does when an unknown party guns down a banker named Emmet Sweetman in the hallway of his tastefully appointed mansion.
It's full of bright primary colors, slashes of angry faces and packed with iconography that reflects the state of his psyche at the moment, including a "trauma cup" that contains anger and hurt, a scary-looking rabbit, a bull, stars and often a slash of a mouth with jagged white teeth.
(Simmering, but containing anger).
But, contained anger turns into resentment.
