"It’s at him," she said, pointing to Alyosha, with childish vexation at herself for not being able to repress her mirth.
Katya cried suddenly, with feeling she could not repress, "if you knew how he loved that wretched man at the moment he told me, and how he hated him, perhaps, at the same moment.
There are no more uses of "repress" in the book.
Show samples from other sources
She could barely repress a smile as she scolded her son for fidgeting.
Once a government is committed to the principle of silencing the voice of opposition, it has only one way to go, and that is down the path of increasingly repressive measures, until it becomes a source of terror to all its citizens and creates a country where everyone lives in fear.