The difference between Contain and Repress

When used as verbs, contain means to hold inside, whereas repress means to forcefully prevent an upheaval from developing further.

Repress is also noun with the meaning: a record pressed again.

check bellow for the other definitions of Contain and Repress

Contain as a verb (transitive):

To hold inside.
Contain as a verb (transitive):

To include as a part.
Contain as a verb (transitive):

To put constraint upon; to restrain; to confine; to keep within bounds.

Examples:

"I'm so excited, I can hardly contain myself!"
Contain as a verb (mathematics, of a [[set]] etc., transitive):

To have as an element or subset.

Examples:

"A group contains a unique inverse for each of its elements."

"If that subgraph contains the vertex in question then it must be spanning."
Contain as a verb (obsolete, intransitive):

To restrain desire; to live in continence or chastity.

Repress as a verb:

To forcefully prevent an upheaval from developing further.
Repress as a verb:

Hence, to check; to keep back.

Repress as a verb:

To press again.

Examples:

"to repress a vinyl record"