make someone laugh out of the other side of their mouth
mortify
verb
To embarrass, to humiliate. To injure one's dignity.
To grant in mortmain.
To discipline (one's body, appetites etc.) by suppressing desires; to practise abstinence on.
To lose vitality.
To be subdued.
To gangrene.
How often have the words make someone laugh out of the other side of their mouth and mortify occurred in a corpus of books? (source: Google Ngram Viewer )