Коллокации с "betray"

to fail to uphold the trust someone has placed in you

to be disloyal to a friend

To unintentionally reveal a lack of knowledge.

To unintentionally reveal one's nervousness to others.

to unintentionally show a small amount of a feeling

Often used for emotions.

to reveal a secret when you should not

to show contempt unintentionally

to unintentionally reveal a misunderstanding through one's words or actions

To unintentionally reveal one's background.