She was unable to suppress her tears when she heard about the tragic
accident.
He tried to suppress his anger and deal with the problem rationally and
fairly.
3) Prevent something from being revealed
A dishonest lawyer might suppress evidence in a criminal trial. A controlling
government might suppress information or news that could present the
government in a negative light.
One difference between oppression and suppression/repression is that a minority
group can suffer oppression (from the people in power) even if they are not trying
to challenge or revolt against them. Repression and suppression are only used when
the people in power react against a movement of the citizens.